evaluate the expression 2b^3+5 when b=3

Answers

Answer 1

Answer:

59

Step-by-step explanation:


Related Questions

rectangular certificate is 5 inches tall and 9 inches wide. What is its area?

Answers

Answer:

45 in.

Step-by-step explanation:

Step 1:

Length × Width = Area           How to find Area

Step 2:

5 in. × 9 in.       Equation

Answer:

45 in.       Multiply

Hope This Helps :)

Jeremy's weekly salary increased by $450, which represents a 15% raise. What is Jose's new weekly salary

Answers

Answer:

600

Step-by-step explanation:

Answer: $517.50

Step-by-step explanation: 15% of 450 is 67.5

Next 450 + 67.5 = $517.50

Is AABC DEF? If so, identify the similarity postulate or theorem that
applies

Answers

Answer:

there is no similarity now here the trick so you know the you that there us no Order for ABC because if it was backward it would be zyx so on and so on

Step-by-step explanation: Hope this helped Please give me Brainliest

Thank you God Bless

A theater is tracking the number of adults and children in the audience at various shows. The
table shows how the number of adults and children are related.
Adults
(x)
Children
(Y)
Select the equation that matches the relationship.

x+y=1000
y - 1000
y=1000
y=1000x

500 500
450 550
400 600
350 650

Answers

Answer: x + y = 1000

Step-by-step explanation:

From the. Table provided :

500 500

450 550

400 600

350 650

X = number of children

Y = Number of Adult

The sum of both x and y gives 1000 in all 4 scenarios :.

500 + 500 = 1000

450 + 550 = 1000

400 + 600 = 1000

350 + 650 = 1000

Hence, equation ;

x + y = 1000

?×81/2=1
what does ? equal

Answers

Answer:

2/81

Step-by-step explanation:

let ? be A,

A×81/2=1

A=1×2/81

A=2/81

Answer these two questions please

Answers

Answer:

I dont know I just really need points. Please Mark Brainliest

Step-by-step explanation:

Sorry

Answer:

1.C      2.  576 feet

Step-by-step explanation:

WILL GIVE BRAINLIEST TO WHOEVER GIVES BEST ANSWER!!!!
-4 ( 1.5x - 5 ) + 4x = 26
value of x needs to be found.

Answers

Answer:

x = -3

Step-by-step explanation:

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[tex] - 4(1.5x - 5) + 4x = 26[/tex]

[tex] - 6x + 20 + 4x = 26[/tex]

[tex] - 2x + 20 = 26[/tex]

Subtract sides 20

[tex] - 2x + 20 - 20 = 26 - 20[/tex]

[tex] - 2x = 6[/tex]

Divide sides -2

[tex] \frac{ - 2}{ -2 }x = \frac{6}{ - 2} \\ [/tex]

[tex]x = - 3[/tex]

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El diámetro de una bacteria de tamaño intermedio es de unos 0,003 mm, pero los

virus son todavía más pequeños; por ejemplo, el de la poliomielitis mide 0,000 015mm

de diámetro. Determina la diferencia, en milímetros, entre el diámetro del virus de la

polio y el de una bacteria común. Expresa en notación científica.​

Answers

Answer The value of the difference in millimeters between the diameter of the virus of   polio and a common bacterium, expressed in scientific notation is: 2.985 * 10.03 mm.

 The difference , in millimeters , between the diameter of the polio virus and that of a common bacterium is calculated by subtracting the two diameter values ​​from the largest minus the smallest as follows:

  Intermediate diameter of a common bacteria = 0.003 mm

  Poliomyelitis virus diameter = 0.000015 mm

  Difference =? mm in scientific notation

      Difference = 0.003 mm - 0.000015 mm = 0.002985 mm

     At the express the result in scientific notation is:

      0.002985 mm = 2.985 * 10-3 mm.

Find the sides marked with letters in questions 7 and 9 - all lengths are given in centimetres

Answers

Answer:

Question 7. e is 7

Step-by-step explanation:

Line AC=LINE AB+BC

Line AC=6+2

Line AC=8

Line CD=6

To find AD use the hypotenuse formula:A squared+B squared =C squared

Base*Base+Height*Height=Hypotenuse*Hypotenuse

Base:6

Height:8

8*8+6*6=Line AD squared

64+36=100

[tex]\sqrt{x}100[/tex] is 10

Line AD is 10.To find e:10-Line ED[3]=7

The answer:7

Toby is installing a new storage building in the back of his yard. The building measures 10 ft. x 12 ft. He’ll need a 10 foot long, 12 foot wide, and 4 inch deep slab for the project. Help him estimate the cost of his concrete project.

Answers

how much do the items cost ?

Khali and Juan are using ribbon to decorate their art project. The ratio of the length of Khali's ribbon to the length of Juan's ribbon is 8:5 If Khali used a total of 72 cm of ribbon, how much did Juan use?

Answers

Answer:

45 cm

Step-by-step explanation:

It is given that,

The ratio of the length of Khali's ribbon to the length of Juan's ribbon is 8:5.

We need to find the length of ribbon used by Juan if Khali used a total of 72 cm of ribbon. ATQ,

[tex]\dfrac{K}{J}=\dfrac{8}{5}\\\\\dfrac{8}{5}=\dfrac{72}{J}\\\\J=\dfrac{5\times 72}{8}\\\\J=45\ cm[/tex]

So, Juan uses 45 cm of the ribbon.

If y varies directly as x, and y=6 when x=2, what is the value of y when x=7

Answers

Answer:

21

Step-by-step explanation:

y∞x

y=kx(where k is the constant)

6=2k

6/2=k

3=k

there the relationship between y,k and x is y=3x

y=3(7)

y=3×7

y=21

A recycling plant pays $0.46 for each pound for aluminium cans. The plant rounds payments to the nearest penny. Angela brings in cans with the total value $24.219. How much cash will Angela receive?.

Answers

Answer:

$24.22

Step-by-step explanation:

The total of $24.219 is simply the total she had received. To round it to the nearest cent we are to eliminate the 9 and thus get us the answer of $24.22.

What's 2 5/6 + 8 I'm not very good at math :')

Answers

Answer: 10.8333333333

Step-by-step explanation:

Answer:

10 5/6

Step-by-step explanation:

9÷1567
what is the quotient?​

Answers

Answer:

174.11 hope this helps<3

Step-by-step explanation:

Answer:

0.00574345883

Step-by-step explanation:

A truck travels 30 km in 30 minutes. What is the average speed of the truck?

Answers

Answer:

1 km per minute

Step-by-step explanation:

Because if 30 km in 30 min 1km in 1 min.

In the eqaution y = 4/3x, the y intercept is 0.

True
False​

Answers

Answer:

true

Step-by-step explanation:

if there is no y intercept then it is 0

WILL MARK YOU BRAINLIEST NO GUESSES PLZ!!!!!

Answers

Answer:

A

Step-by-step explanation:

Because a triangle has even sides even tho they are diagonal .

the temp in your town is 20 degrees and is rising 2 degrees each hour. your friend lives far away and the temp there is 45 degrees and falling 3 degrees each hour. in how many hours will the temps be equal?

Answers

Answer:

Step-by-step explanation:

In 5 hours both towns will be 30 degrees.

Answer:

5

Step-by-step explanation:

20+2=22

22+2=24

24+2=26

26+2=28

28+2=30

45-3=42

42-3=39

39-3=36

36-3=33

33-3=30

Suppose a five minute overseas call cost $6.45 in a 10 minute call cost $11.40 the cost of the car in the length of the call are related write an equation to show the cost of the call of any duration approximately how long can you talk on the phone if you have $51 to spend

Answers

Answer:

The Equation for this is given as

C = $0.99m + $1.50

Where m = number of minutes

C = Cost of the call

If you have $51 to spend , the duration of the call is approximately 50 minutes

Step-by-step explanation:

Step 1

We find the difference in the cost of the calls.

$11.40 - $6.45

= $4.95

The cost for a 5 minute call =

$4.95 ÷ 5 = $0.99

Hence, The extra charges for the 5 minutes call =

$6.45 - $4.95 = $1.50

The Equation for this is given as

C = $0.99m + $1.50

Where m = number of minutes

C = Cost of the call

If you have $51 to spend, the number of minutes you would get is :

$51 = $0.99m + $1.50

$51 - $1.50 = 0.99m

$49.50 = 0.99m

m = $49.50/0.99

m = 50 minutes

Therefore, If you have $51 to spend , the duration of the call is approximately 50 minutes

Find a so that the point (-1,3) is on the graph of f(x) = ax^2 + 2

Answers

Answer:

a = 1

Step-by-step explanation:

Plug in the point into the equation, then solve for a:

f(x) = ax² + 2

3 = a(-1²) + 2

3 = a + 2

1 = a

So, a = 1

The points on a graph are the true values of the graph

The value of a is 1

The equation is given as:

[tex]f(x) = ax^2 + 2[/tex]

At point (-1,3), the equation becomes

[tex]3 = a(-1)^2 + 2[/tex]

Evaluate the exponent

[tex]3 = a(1) + 2[/tex]

This gives

[tex]3 = a + 2[/tex]

Subtract 2 from both sides

[tex]a =1[/tex]

Hence, the value of a is 1

Read more about points and graphs at:

https://brainly.com/question/14323743

can yall help me plz

Answers

Answer:

-2.5

Step-by-step explanation:

You do distributive property first and get 12-8p= -12p + 2. You add 12 to -8p an -12p and get 12+4p= 2. Subtract 12 from 2 and get -10. Divide -10 by 4 and get -2.5.

Answer:

-2.5

Step-by-step explanation:

Yeah you have a square garage 366 ft.² floor space she recently built in addition to the garage is the square but I have 50% more force base what is the length of one side of the garage originally what is the length of one side of the garage now what was the percent increase in the length of one side

Answers

Answer:

a) The original length of the garage is 19.13 feet.

b) The new length of the garage is 23.43 feet.

c) Percentage increase in the length of one side is 22.5%.

Step-by-step explanation:

The original area of the garage = 366 [tex]ft^{2}[/tex]

a) Area of a square = length x length (since it has equal length of sides)

                            = [tex]l^{2}[/tex]

So that;

366 = [tex]l^{2}[/tex]

l = [tex]\sqrt{366}[/tex]

 = 19.131

The original length of the garage is 19.13 feet.

b) 50% more force base = 50% x 366

                                        = 0.5 x 366

                                        = 183

The new area of the garage = 366 + 183

                                          = 549 [tex]ft^{2}[/tex]

So that;

549 = [tex]l^{2}[/tex]

l = [tex]\sqrt{549}[/tex]

 = 23.431

The new length of the garage is 23.43 feet.

c) Increase in the length of one side = 23.431 - 19.131

                                                            = 4.3 ft

Percentage increase in the length of one side = [tex]\frac{4.3}{19.131}[/tex] x 100%

                                                                             = 22.48 x 100%

                                                                             ≅ 22.5%

Percentage increase in the length of one side is 22.5%.

HELP BEING TIMED!!!!!!!!!!!!​

Answers

Answer:

13 units

Step-by-step explanation:

I GOTCHU ANKLE BREAKER

Help me please ⭐⭐⭐⭐⭐​

Answers

Answer:

x = 20

Step-by-step explanation:

(see attached for reference)

From the diagram, we can see that angle A and angle C are base angles of an isoceles triangle. Hence they are equal. i.e

m∠A = m∠C

(3x+10) = (2x+30)

3x+10 = 2x+30      (subtract 2x from both sides)

3x + 10 - 2x = 30

x + 10 = 30   (subtract 10 from both sides)

x = 30 - 10

x = 20

Given the function below, select each ordered pair that represents a solution to the function.

Answers

Negative 3 and 2 because you go over 3 times and go up 2 which gives you the answer to your problem

What numbers show the factors of 28

Answers

The factors of 28 are the numbers, which on multiplication in pairs results in the original number. These factors are 1,2,4,7,14 and 28. Since, 2 x 14 = 28, therefore (2,14) is a pair factor of number 28.

Answer:

1,2,7,4,14,28 prime factor are2,2,7

James owes His friend Sam $65. He pays Him back $38. How much does James still owe?

Answers

Answer:

$27

Step-by-step explanation:

which number has a zero of

Answers

I believe it’s C not sure

A phone call costs $0.58 per minute for the first three minutes and $0.15 per minute for each additional minute. If the total charge for the call was $4.29, how many minutes long was the call?

Answers

Answer: 7 minutes!

Step-by-step explanation:

$4.98 divided by $.58= 7.39655172414

the tenth is under 5 so round it to 7!

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