1 upon sec A -tan a minus one upon cos A is equal to 1 upon Cos A minus one upon sec a + tan a prove it​

Answers

Answer 1

Step-by-step explanation:

1/(seca-tana) - 1/cosa=1/cosa -1/(seca+tana)

There are many ways to solve this, let's take a look at a simple one

1/(seca-tana) + 1/(seca+tana) =1/cosa + 1/cosa

((seca-tana)+(seca+tana))/(sec^2a-tan^2a)=2/cosa

(seca-tana+seca+tana)/1=2*1/cosa

2seca=2seca


Related Questions

The sum of two numbers is 62 . The smaller number is 14 less than the larger number. What are the numbers?

Answers

Answer:

the 2 numbers are 38 and 24

Answer:

24 and 38

Step-by-step explanation:

If we assign the variables x and y to the two numbers we can set up two equations,

x+y = 62

x = y + 14

Substituting the second equation into the first,

(y+14)+y = 62

2y + 14 = 62

subtract 14 on both sides

2y = 48

divideboth sides by 2

y = 24

If y = 24, then x = 38 because x is 14 more than y.

What is the ratio of 16 and 8

Answers

Answer:

Convert fraction (ratio) 8 / 16 Answer: 50%

Step-by-step explanation:

plssss help???????? don’t understand

Answers

Answer:

cos N = 7/25 =.28

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj side / hypotenuse

cos N = MN/ LN

We need to find the ad

Using the Pythagorean theorem

a^2+b^2 = c^2

MN^2 + 48^2 = 50^2

MN^2 + 2304 =2500

MN^2 = 2500-2304

MN^2 =196

Taking the square root

MN =14

cos N = MN/ LN

cos N = 14/50

cos N = 7/25

Answer: CosN (0.28)

A²+B²=C²

In this case we are trying to find the base so

C²-A² = B²

So 50² subtract 48²= B²

2,500 subtract 2,304 = 196

Square root of 196 = 14

Now we have all 3 sides of the triangle we find

Soh Cah Toa

Cah means Cos=Adjacent / hypotenuse

First we identify the Angle before we can decide which of the sides is labelled opposite anx adjacent

We have Angle N and we know our hypotenuse (The longest side of the triangle)

The opposite of the angle would be our opposite and the one thats niether our opposite or hypotenuse is our adjacent

In this cse the angle we solved for B²= 14

Again back "Cah" Cos= Adjacent/hypotenuse

So, 14/50 = 0.28

Step-by-step explanation:

Enter an inequality that represents the graph in the box.

Answers

Answer:

stop cheating

Step-by-step explanation:

get smart

Does this graph show a function? Explain how you know.

O A. Yes; the graph passes the vertical line test.
O B. Yes, there are no y values that have more than one xvalue.
O C. No; there are y-values that have more than one xvalue.
O D. No, the graph fails the vertical line test.​

Answers

Answer:

A

Step-by-step explanation:

Watch help video
Write the quadratic equation in standard form:
- 2x2 + 4x = 14
Answer:
Submit Answer
attem

Answers

Answer:

-2(x^2 - 2x + 7) = 0

Step-by-step explanation:

-2x^2+4x=14

subtract 14 on both sides

-2x^2+4x-14=0

Pull out a -2

-2(x^2 - 2x + 7) = 0

one class collects 8 1/4 pounds of recyclable materials. Another class collects 1 1/2

Answers

Missing material to solve

Step-by-step explanation:

what to find then??.........


Which number does not fit the pattern below?
49, 48, 46, 43,_ , _ , _, 21
b. 34
d. 28
a. 39
C. 29

Answers

29 is the answer ……….////////.

The pattern is going backwards, and every time, the gap between each number increases by one.

For example 49 comes directly after 48 when counting, so in this pattern, 48 is one behind 49. While 46 is two behind 48, and so on and so forth.

49 - 48 - - 46 - - - 43 - - - - 39 - - - - - 34 - - - - - - 28 - - - - - - - 21.

Hope that makes sense.

which of the following are polynomials

Answers

E is definitely a polynomial. it has 3

HELP PLEASE ASAP
The following box plot shows the number of years during which 24 schools have participated in an interschool swimming meet:
A box and whisker plot is drawn using a number line from 0 to 10 with primary markings and labels at 0, 5, 10. In between two primary markings are 4 secondary markings. The box extends from 1 to 6 on the number line. There is a vertical line at 3.5. The whiskers end at 0 and 8. Above the plot is written Duration of Participation. Below the plot is written Years.

At least how many schools have participated for 1 year or less?

6 schools
8 schools
12 schools
14 schools

Answers

Answer:

6 schools

Step-by-step explanation:

The answer is 6 schools.

In a box and whisker plot, every piece of whisker or box represents 25% of the whole number of schools.

The schools participated 1 year or less are represented by the left part of the whisker. Which stands for 25%.

To make an equation we need to set 100% = 24 and solve for 25% :

[tex] \frac{25}{100} = \frac{x}{24} [/tex]

solvr and x=6

What is 15.4624 divided by 0.32

Answers

Answer:

48.32

Step-by-step explanation:

I don’t understand how taxes and discounts work in math, could someone explain to me?

Answers

Some additional context would be helpful in providing a complete answer. But the basic idea is this:

• Object ABC has a price X set on it.

• Hey, ABC is on sale! Let's say there's a 20% discount. That means 20% of the price X is subtracted from X.

• Boo, there's a 15% sales tax! This means whatever you would pay for ABC, discount included, you will ultimately have to pay an additional 15% of, or 0.15 times, that amount in tax.

Suppose you're looking to buy a T-shirt. The price tag on says it costs $25, but there's a 20% discount and a 15% sales tax.

• The discount has a value of 0.2 ($25) = $5. Subtract this from the original price, and its discounted price is $20.

• The sales tax is applied to this discounted price, and comes out to 0.15 ($20) = $3. This gets added to the discounted price, so you end up paying $23.

Please answer all three​

Answers

Answer:

Rectangular pyramid volume: 120 ft³

Rectangular prism volume: 840 ft³

Total volume of the composite figure: 120+840 = 960 ft³

Answer:

Rectangular Pyramid volume = 84 ft^3
Rectangular Prism volume = 840 ft^3
Total volume = 924 ft^3

Step-by-step explanation:

Rectangular pyramid volume = 1/3 bh
Rectangular pyramid volume = 1/3 (84)(3)
Rectangular pyramid volume = 1/3 252
Rectangular pyramid volume = 84

Rectangular prism volume = l • w • h
Rectangular prism volume = 12 • 10 • 7
Rectangular prism volume = 840

840 + 84 = the total volume of the composite

The total volume of the composite = 924

If -2n + 6 = 36 for some value of n, what is
the value of 3n for the same value of n?

Answers

Answer:

3n = -45

Step-by-step explanation:

-2n + 6 = 36

Subtract 6 from each side

-2n +6-6 = 36-6

-2n = 30

Multiply by -3/2 on each side

-2n * -3/2 = 30 *-3/2

3n = -45

Step-by-step explanation:

first one;-

-2n+6=36

subtract 6 from both sides

-2n=30

divide both side by -2

n= -15

second one:-

what is 3n for the same value of n

n= -15

so 3n = 3× -15

=-45

;- 3n = -45

evaluate : 8/-5+(4/-3)+1/3

Explain full steps
with easy method​

Answers

Answer:

-39/15

Step-by-step explanation:

=-8/5-4/3+1/3

Taking LCM of 5,3 and 3.

=3(-8)-5(4)+5(1)/15

=-24-20+5/15

=-44+5/15

=-39/15

Note:if you need to ask any question please let me know.

Ashish is 175 cm tall his sister Annu is 8% shorter than him what is Annu's height

pls help​

Answers

Answer:

8% out of 175 = ( 8 ÷ 100 ) × 175 = 14

175 cm - 14 = 161 cm

...............

-6=2n-n please help I hate math ​

Answers

Answer:

-6 = n

Step-by-step explanation:

-6=2n-n

Combine like terms

-6 = n

Hope this helps

Answer n= -6

anyone know the answer?​

Answers

Answer:

B

Ive had this before

WILL GIVE BRAINLIEST!!!



A club is going to send 4 of its 10 members to represent the club at a conference.


How many different groups of 4 members can they send?

Answers

Answer:

210 ways

Step-by-step explanation:

The number is ₁₀C₄=10!/4!*6! = 210 ways

Hope this helps. Please mark as brainliest

The correct answer is 210

They can do this in ¹⁰C₄ ways. Because there is no order to be followed while selecting, we use the combinations formula

What is combination?

ⁿCₓ = n!/x!(n-x)! , where n is the number of people, and x is the sample

Substituting n = 10, x = 4, we get

​¹⁰C₄ = 10!/4!(10-4)!

¹⁰C₄ = 10!/4!6!

¹⁰C₄ = 10*9*8*7*6/4!6!

¹⁰C₄ = 10*9*8*7/4*3*2*1

¹⁰C₄ = 210

So, the group of 4 members can be sent in 210 ways.

There are 210 different groups of 4 members they could send.

For more details about combination

https://brainly.com/question/19692242

#SPJ2

please help me I need​

Answers

Answer:

x = - 2

Step-by-step explanation:

Given

[tex]2^{x+3}[/tex] × [tex]3^{x+4}[/tex] = 18 = 2 × 9 = [tex]2^{1}[/tex] × 3²

Then

[tex]2^{x+3}[/tex] = [tex]2^{1}[/tex]

Since bases on both sides are equal, both 2, then equate exponents

x + 3 = 1 ( subtract 3 from both sides )

x = - 2

Then

[tex]2^{-2+3}[/tex] = [tex]2^{1}[/tex]

and

[tex]3^{-2+4}[/tex] = 3²

18 = 2 × 3²

Answer:

x=-2

Step-by-step explanation:

[tex]2 {}^{x + 3} \times 3 {}^{x + 4 = 18} [/tex]

Apply the Inverse of the Product of Power Rule

If

[tex]x {}^{y} \times x {}^{z} = x {}^{y + z} [/tex]

This means that

[tex] {x}^{y + z} = {x}^{y} \times {x}^{z} [/tex]

So in order words,

[tex](2 {}^{x} \times 2 {}^{3} ) \times (3 {}^{x} \times 3 {}^{4} ) = 18[/tex]

[tex](2 {}^{x} \times 8) \times (3 {}^{x} \times 81) = 18[/tex]

Divide both sides by 31 and 8.

We get that

[tex]2 {}^{x} \times {3}^{x} = \frac{1}{36} [/tex]

[tex]6 {}^{x} = \frac{1}{36} [/tex]

Take the log of both sides.

[tex] log_{6}( \frac{1}{36} ) = x[/tex]

[tex]6 {}^{ - 2} = \frac{1}{36} [/tex]

so

[tex]x = - 2[/tex]

sin 6x +4sin²3x= 0
sin x + sin 5x = sin 2x . sin 3x
tan 4x. tan 2x = -1
sin 5x + cos 5x - sin x + cos x =√2 cos 3x
cos 5x . cos x + sin³2x = cos 3x . cos x

Answers

Answer:

no entendi muy bien sorry  


Find the value of x in this figure.

Answers

Step-by-step explanation:

angle x is equal to 65

angles of triangle is equal to 180

Answer:

Hello,

Step-by-step explanation:

[tex]mes\ \widehat{QOP}=60^o\ since \ triangle \ OQM\ is\ isocele\\\\M=middle\ of\ [OP]\\\\x=90^o -60^o=30^o\\[/tex]

What letter does every odd number have in it?

Answers

Answer:

An E

Step-by-step explanation:

Answer:

e comes in every odd number

i.e. one,three,five,seven,nine,eleven......

Step-by-step explanation:

Question
A 2018 Olympic gold medal has a mass of 586 grams. What is the mass of a 2018 Olympic gold medal in
hectograms?
(1 hectogram = 100 grams)
O 0.586
O 5.86
58.6
5,860

Answers

5.86 is your answer. This is because you would need to: 586/100=5.86

Which is most applicable when continuous inspection is used? I-chart, P-chart, c-chart C-bar chart

Answers

There are various charts which represents mathematical and statistical data with graphical representation.

The correct answer for the given question is ,

I - Chart

Since this chart is used to present data for continuous inspection.

The charts are used for representation of inspected data in to structure way which helps understand the changes easily.

I chart is usually used when there is continuous inspection for the data. This type of chart used to monitor the process when measuring data at regular intervals.

Learn more at https://brainly.com/question/24366019

In the figure shown, what fractional part of the circle is shaded?

1. 4/15
2. 3/8
3. 5/8
4. 11/15

Answers

Answer:

4/15

Step-by-step explanation:

Add up the unshaded part

1/3 +2/5

Get a common denominator

1/3 *5/5 + 2/5 *3/3

5/15 + 6/15

11/15

Subtract this from 1 for the entire circle

15/15 -11/15

4/15

4/15 is shaded

Answer:

answer is

[tex] \frac{4}{15} [/tex]

Step-by-step explanation:

explanation is in the picture!

Identify the reflection rule in the given figure.

A. Reflection along the line y = –1
B. Reflection along x-axis
C. Reflection along y = 1
D. Reflection along y-axis

Answers

Answer: A) Reflection along the line y = -1

===========================================================

Explanation:

Point A is at (1,5). Point A' is at (1,-7).

Apply the midpoint formula to find the center of these two points.

You should get (1,-1) as that midpoint.

Follow these steps for B(-1,3) and B'(-1,-5) to get the midpoint (-1,-1)

Those midpoints we found are located on the mirror line. We only need two such points to plot it. Drawing a line through (1,-1) and (-1,-1) graphs the equation y = -1. This is the horizontal line through -1 on the y axis.

pls help answer, explain it too. I will give brainliest

Answers

Pages read by Arnold in 7 minutes = 3 pages

Pages read by Arnold in 1 minutes

= 3/7 pages

= 6/14 pages

Pages read by Brenda in 14 minutes = 8 pages

Pages read by Brenda in 1 minutes = 8/14 pages

(6/14) < (8/14)

So, speed of Arnold < speed of Brenda.

So, Brenda reads faster.

what is
f(x)= (x-4)(x+3)
in standard form?

Answers

Answer:

f(x) = x²-x+12

Step-by-step explanation:

f(x)=(x-4)(x+3)

or, f(x)=x²+3x-4x-12

or, f(x) = x²-x-12

PLEASE SOMEONE HELP ME WITH #2

Answers

equation : c=£1.25 for example to find out 3 cans : 3c= £1.25x3
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