Answer:
A
Step-by-step explanation:
12×4=48cm²
12×3=36cm²
12×2×2×2=96cm²
therefore is 270cm² + 65cm² + 65cm²
=370cm²
Given g(x) = 5x + 1,
find g(2).
Answer:
[tex]g(2)=11[/tex]
Step-by-step explanation:
[tex]g(2)=5(2)+1=10+1=11[/tex]
A standard NCAA basketball has a radius of 4. 78 inches. If Janice’s air tank holds about 4,600 in. 3 of air, how many basketballs can she inflate with it?
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Given a+b=7 and a-b=3; find the following.
3^a÷3^b
Calculate the state income tax owed on a $60,000
per year salary.
tax = $[?]
Answer:
$5,968.00
Step-by-step explanation:
this is federal tax, we don't know your state's taxes
Which one is correct? I'm getting told two different things. Find the value of x
Answer:
x ≈ 25.7
Step-by-step explanation:
using the tangent ratio in the right triangle
tan65° = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{x}{12}[/tex] ( multiply both sides by 12 )
12 × tan65° = x , then
x ≈ 25.7 ( to the nearest tenth )
Pls answer this mcq question
Using the concept of the degree of a polynomial, it is found that the correct option is given by:
Degree(R(x)) = Degree(Q(x)) - 1.
What is the degree of a polynomial?It is the highest exponent of it's equation.
When two polynomials are divided by each other, the degree of the remainder can be at most one less than the degree of the dividend, hence the correct option is given by:
Degree(R(x)) = Degree(Q(x)) - 1.
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Explain and solve it
Check the picture below.
Write a positive or negative integer that represents the situation. You lose 38 coins in a video game.
15 men produce 500 watches in 15 working days. How long would it take 45 men to produce 500
watches?
Answer:
It would take 45 men 5 days to make 500 watches.
Explanation.
for 15 men it takes 15 days.
but if you have 45 men. that is 3x the amount of men.
they will be able to make watches 3 times faster.
just believe me its the right answer.
Please Vote Me Brainliest. Thank You.
(Assuming every single man has the same working rate.)
Solution 1 :
If there is 45 men working, there will be 45 : 15 = 3 times as much men.
So, the amount of time taken will be reduced by 3 times.
=> It will take 15 : 3 = 5 days for 45 men to produce 500 watches.
Solution 2 :
15 men produce 500 watches in 15 days -> If there is only 1 man, it will take 15 x 15 = 225 (days).
If there is 45 men, the amount of time will reduce by 45 times.
So, it will take 225 : 45 = 5 days for 45 men to produce 500 watches.
Please help me i don't understand
The depth of the water x at the deepest point to the nearest hundredth of a metre is 0.5 meters
What is a chord of a circle?A chord of a circle is defined as the line segment joining any two points on the circumference of the circle.
The chord join any two points on the circumference of a circle.
The diameter is a chord that passes through the centre.
Therefore, the diameter is the longest chord of a circle.
The length 1m is a chord of the circular base of the cylinder.
Diameter of the circle = 1.5 meters.
radius = 1.5 / 2 = 0.75 meters
Therefore,
1.5 - 1 = 0.50 meters
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Which set of side lengths forms a right triangle?
O 2, 3, 13
O 4, 6, 10
O 9, 12, 18
O 15, 36, 39
What is the fully factored form of the expression 45x²y2 + 18x3
Answer:
9x^2(5y^2 + 2x).
Step-by-step explanation:
First find the Greatest Common Factor of the 2 terms.
GCF of 18 and 45 = 9
GCF of x^2 and x^3 = x^2.
The complete GCF is therefore 9x^2.
So, dividing each term by the GCF, we obtain:
9x^2(5y^2 + 2x).
2. If ¡2x+3 = i, where i = V-1, then which of the
following is a solution for x?
(1) x = 16
(3) x = 11
(2) x = 10
(4) x = 14
I assume you mean the equation
[tex]i^{2x+3} = i[/tex]
Since i = √(-1), we have i⁴ = 1 and so i⁵ = i. Then 2x + 3 must be some multiple of 5.
Now just check for which of the given choices that this holds:
x = 16 ⇒ 2x + 3 = 35 (yes)
x = 11 ⇒ 2x + 3 = 25 (yes)
x = 10 ⇒ 2x + 3 = 23 (no)
x = 14 ⇒ 2x + 3 = 31 (no)
A hair dryer has a resistance of 11. 5. What current does it conduct when it is plugged into a wall outlet that provides 120 V? 0. 10 A 10. 4 A 109 A 1380 A.
The current it conduct when it is plugged into a wall outlet that provides 120 V is 10.4A
Ohms lawThe current passing through a conductor is proportional to the potential difference. Mathematically;
V = IR
where
V is the voltage = 120V
R is the resistance = 11.5 ohms
Required
Current I
Substitute
I = V/R
I = 120/11.5
I = 10.4A
Hence the current it conduct when it is plugged into a wall outlet that provides 120 V is 10.4A
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A computer and printer cost a total of $1020. The cost of the computer is three times the cost of the printer.
Find the cost of each item.
Hey Mate ,
Reading the given statement ,
Let the cost of printer be x and the cost of Computer be 3x
ATQ ,
3x + x = $1020
4x = $1020
x = 255
Therefore , the cost of Printer is $255 and the cost of computer is $255× 3 = $765
The dance committee of Pine Bluff Middle School earns
$72 from a bake sale and will earn $4 for each ticket they sell to the Spring Fling dance. The dance will cost $400 Write an inequality to determine the number, t, of tickets the committee could sell to have money left over after they pay for this year's dance.
Answer:
Step-by-step explanation:
72 + 4t > 400
X could = 83 (since 82 will give you 400) or higher
Answer:
72 + 4t > 40
t > 82
Step-by-step explanation:
4t > 400 - 72
4t > 328
t > 82
What is the area, in square units, of a trapezoid bounded by the lines $y = x$, $y = 10$, $y = 5$ and the $y$-axis? express your answer as a decimal to the nearest tenth
The area of a trapezoid is bounded by the lines y = x, y = 10, y = 5, and the y− axis is 37.5 square units.
What is the area of the trapezium?A trapezium is a quadrilateral having two opposite sides parallel.
The area of a trapezium is equal to;
[tex]\rm Area =\dfrac{1}{2} \times \text{Distance between the parallel sides} \times \text{Sum of the parallel sides}[/tex]
The trapezoid is bounded by the lines y = x, y = 10, y = 5, and the y− axis.
The vertices are at (0,10), (10,10),(5,5) and (0,5)
You need to find the area of the rectangle (0,10) (10,5) (0,5) and (5,5)
The lengths are 5, 5,5,5.
The area of the legs is = 5 × 5 =25
The area is;
[tex]\rm Area =\dfrac{1}{2} \times \text{Distance between the parallel sides} \times \text{Sum of the parallel sides}\\\\Area =\dfrac{1}{2} \times 5 \times 5\\\\Area =12.5[/tex]
And the right triangle (10,5),(5,5), and (10,10) the right angle is at (10,5)
the two legs are lengths 5 and 5
so together they are 25 +12.5=37.5 square units.
Hence, the area of a trapezoid is bounded by the lines y = x, y = 10, y = 5, and the y− axis is 37.5 square units.
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There are 32students in categories a and b combined.24are in a and 24 are in b. how many are in both a and b
Answer:
16.
Step-by-step explanation:
48 - 32 = 16
So there are 16 in both category a and category b.
8 will be in category a only, and 8 in category b only.
Total = 8 + 8 +16 = 32.
Describe how the graph of g(X)=4^(x-3) to related to f(X)=4X
The graph of the given function is exponential and the function is lagged by 3.[tex]g(X)=4^ {(x-3)} \ \ \ \ f(X)=4^X[/tex]
What is a graph?The representation of the function in a relationship on the x and the y coordinates is done on the graph.
Here are the functions [tex]g(X)=4^ {(x-3)}[/tex] and [tex]f(X)=4^X[/tex] are the exponential curves on the graph the function [tex]g(X)=4^ {(x-3)}[/tex] is lagged by 3 as compared to the function [tex]f(X)=4^X[/tex].
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25 Points + Brainliest.
−4≤4x+8
(With explanation, I'm confused because I keep getting x≤−3 when the solution is x≥-3.)
Step-by-step explanation:
To solve the inequality:
4x + 8 ≥ -4
4x ≥ -12
x ≥ -3
If this is what you did then I'm not sure how you ended up getting x ≤ -3. You're not dividing by a negative number so the sign never switches.
Hope this helps
Step-by-step explanation:
−4≤4x+8
Subtraction property of inequality with the value 8.
-12≤4x
Division property of inequality with the value of 4.
The reason the sign stays as less than or greater to is because the sign only switches when the DIVISOR is negative, not the dividend.
(Just so the guy who originally answered can get brainliest :).
write y=x^2+24x+124 in vertex form. step by step
Step-by-step explanation:
the general vertex form is
y = a(x - h)² + k
with (h, k) being the vertex of the curve.
after doing all the multiplications we get
y = a(x² - 2hx + h²) + k = ax² - 2ahx + ah² + k
now we have
y = x² + 24x + 124
and we can compare
ax² = x²
a = 1
-2ahx = -2hx = 24x
-2h = 24
h = 24/-2 = -12
ah² + k = 124
(-12)² + k = 124
144 + k = 124
k = -20
so, the vertex form is
y = (x + 12)² - 20
solve the system by elimination for 2x-y=11 and 6x-3y=15
The system of equation has no solution.Because the variables in the given equation got canceled during substation.
How can we determine the solution to an equation?We do the identical actions on both sides to ensure that both expressions remain equal. Solving equations entails determining the values of the variables involved for which the equation is valid.
The given equation is;
Equation 1;
[tex]\rm 2x-y=11[/tex]
Equation 2;
[tex]\rm 6x-3y=15[/tex]
From the equation 1 find the value of the y and put in the equation 2 as;
[tex]\rm y=2x-11[/tex]
[tex]\rm 6x-3y=15 \\\\\ 6x-3(2x-11)=15 \\\\\ 6x-6x-33=15[/tex]
From the above equation, it is observed that the variables in the equation got canceled.
Hence, the system of equation has no solution.
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How do you read a ratio? place the word that you would say for a ratio in the blank. 7 apples _____10 oranges
Answer: is to
Step-by-step explanation:
Ratio is a comparison of two or more numbers that indicates their sizes in relation to each other.
help me please with this question
Answer:
7!
Step-by-step explanation:
The awnser would be 7 as 7 goes into 14 and so does 7!
-11+ _= 15
I'm still confused because is the answer 26 or 4
Answer:
26
Step-by-step explanation:
-11+26 can be re arranged as 26-11
so 26-11= 15
i hope its useful :)
Answer:
The answer is a 26
Step-by-step explanation:
View that 11 has a negative sign and there is a positive sign on where you should give the answer so add a 26 to give you 15
If you don't understand it that way try to switch the numbers with their signs for better understanding _ -11= 15
2) Arrange the four numbers shown from greatest to least. -2.45, 08 -23 -0.8 -2.45
Answer: 8, -.8, -2.45, -23
Step-by-step explanation:
I think those are all the numbers. You repeated it twice so.
On Thursday afternoon at camp, Nora played basketball and went swimming before dinner. She started playing basketball at 2:50 P.M. and played for 1 hour and 45 minutes. Then she swam for 50 minutes. Dinner lasted for 1 hour. What time did dinner end?
Answer:
6:25 PM
Step-by-step explanation:
Start of dinner
2:50 PM + 1:45 + 0:50
convert it to minutes
2:50PM + 60+ 45 + 50
= 2:50Pm + 60 + (50 + 10) + (45 - 10)
= 4:50Pm + 35
= 4:50PM + 10 + 25
= 5:25PM
End of dinner
5:25PM + 1 = 6:25PM
How does the vertex solved in octagon shapes
Answer:
Vertex. An octagon has eight vertices (corners).
Step-by-step explanation:
HELP!!!
Which function increases at a faster rate on 0 to infinity,
f(x) = x2 or g(x) = 2x? Explain your reasoning.
=
Answer:
f(x) is faster
Step-by-step explanation:
In case it is x^2 then f(x) will be faster.
If you draw these two function in the graph. You can see that
Or you can add any value randomly and see that
Ex:
when x = 5
f(x) = 25, g(x) = 10
when x = 20
f(x) = 400, g(x) = 40
when x is 4 times larger. g(x) is 4 times larger while f(x) is 16 times larger
Find all three angles of the triangle x-5 x+10 x-35
Answer:
See below ~
Step-by-step explanation:
Given : 3 angles of a Δ
(x + 5)°(x + 10)°(x + 15)°Solving :
According to Angle Sum Property of a triangle, the angles of a triangle add up to 180°x + 5 + x + 10 + x + 15 = 1803x + 30 = 180x + 10 = 60x = 50Finding the angles
x + 5 = 50 + 5 = 55°x + 10 = 50 + 10 = 60°x + 15 = 50 + 15 = 65°