Does anyone know 3² + (12r2) - 16 / 4?

Answers

Answer 1

Answer:

=12r2+5

Step-by-step explanation:

3² + (12r2) - 16 / 4

9+12r2+−4

Combine like terms

(12r2)+(9+−4)

12r2+5


Related Questions

Tony drives 2 times the hours that Monique does. Tony and Monique drive for a total of 12 hours.
How long did each person drive?

Answers

Answer:

so the answer would be he drives 8 hrs she drives 4 which equals 12

Step-by-step explanation:12 divided by 2 is six so then u take away 2 from moniques hrs and add them to tonys and u get 8 for him and 4 for her

PLEASE HELP!!! URGENT!!

Answers

Answer

234

Step-by-step explanation:

Find the average rate of change of f(x)=9x^2-2 on the interval of [1,t]

Answers

Answer:

[tex]Rate = 9(t+1)[/tex]

Step-by-step explanation:

Given

[tex]f(x) = 9x^2 - 2[/tex]

[tex]Interval = [1,t][/tex]

Required

Determine the average rate of change

This is calculated using:

[tex]Rate = \frac{f(b) - f(a)}{b - a}[/tex]

Where

[tex][a,b] = [1,t][/tex]

So, we have:

[tex]Rate = \frac{f(t) - f(1)}{t - 1}[/tex]

Solve for f(t) and f(1)

[tex]f(t) = 9t^2 - 2[/tex]

[tex]f(1) = 9*1^2 - 2[/tex]

[tex]f(1) = 9 - 2[/tex]

[tex]f(1) = 7[/tex]

So, we have:

[tex]Rate = \frac{9t^2 - 2 - 7}{t - 1}[/tex]

[tex]Rate = \frac{9t^2 - 9}{t - 1}[/tex]

Factorize:

[tex]Rate = \frac{9(t^2 - 1)}{t - 1}[/tex]

Apply difference of two squares

[tex]Rate = \frac{9(t- 1)(t+1)}{t - 1}[/tex]

[tex]Rate = 9(t+1)[/tex]

Can anyone please help me? I'm struggling.​

Answers

Answer:

I'm not saying this is right, but I'd try it...

Step-by-step explanation:

Look at the X.

It's positionined by a 5.

There's no h, but we can infer that the line has something to do with it.

Look at the line's points.

Try to find an equation.

The value of a certain stock has decrease 5% per day for the past 10 days. The initial price of the stock was $30 per share. Which equation describes the value of the share price of the stock as a function of n the number of days elapsed during the 10 days period?

Answers

Your answer is:

V(n) = 30(0.95)^n

Why?

Well here is why!

Rate of decrease = 5%

Period, n = 10 days

Initial stock price = $30

Value of share price as a function of n:

Value, V(n)

Initial price = A

V(n) = Initial price(1 - rate)^n

V(n) = 30(1 - 0.05)^n

V(n) = 30(0.95)^n

Hope this helps if it did mark brainlist!

What's the answer 1/5 divided by 4

Answers

Answer:

1/20

Step-by-step explanation:

1/5 divided by four is 1/20

5x4=20

Answer:

1/20

Step-by-step explanation:

1/5 / 4

cross multiply but first write 4/1

4 * 5 IS 20

1* 1 = 1

1/20

Solve the following inequality 5x+12+3x<36

Answers

Answer:

x<3

Step-by-step explanation:

5x+12+3x<36

First subtract 12 from both sides.

5x+3x<24

Next combine like terms on the left side (5x and 3x)

8x<24

Next divide 8 from both sides

x<3

I need help with this please

Answers

the correct answer is A) 10x + 30

Answer:

The answer is "10x+30"

Step-by-step explanation:

Marcia biked 600 meters on friday. On saturday ,she biked 5 kilometers. On Sunday, she biked 2 kilometers, 500 meters. How many kilometers did Marcia bike over the three days?​

Answers

Answer:

10.4

Step-by-step explanation:

So let's do the basic, adding. 5 kilometers on Saturday and 4 on part of Sunday. That's 9. So let's save that. Now for the meters. We know that there are 1000 meters in a kilometer. So add up 600 and 800. That gives you 1400 meters total. Now if we divide 1400 by 1000, we get 1.4. So that is how many kilometers he rode on Friday and and the other part of Sunday. SO now we just add everthing up. 9km+1.4km = 10.4, your answer

please help on this one.

Answers

Answer:

it's A

Step-by-step explanation:

look at the bolded line, it's after 4.4 which would mean z> 4.4

Answer:

A

Step-by-step explanation:

so we have a less than sign, which immediately tells us this going to be going left as 4.4 is greater. and obviously since the number is 4.4, the graph will have targeted that number. Hope this helps!

Please help me on this :(

Answers

Answer:

300 & 200

Step-by-step explanation:

In the first slide, 45 is the "whole" and 15 percent is the "part." From there you cross mutiply and solve. You should end up with 300.

The same concept is appled in the second slide, just without the example to go from!

Which expression shows an equivalent way to represent the total bill?

Answers

Answer:

(7+5.5)m + 5.5(2)

Step-by-step explanation:

Given:

Equation;

7m + 5.5(2+m)

Find:

Equivalent way

Computation:

7m + 5.5(2+m)

7m + 11 + 5.5 m

12.5m + 11

Or

(7+5.5)m + 5.5(2)

a chord subtends an angle of 34 at the center of a circle of radius 4cm find the length of the chord (take =22/7)​

Answers

Answer:

2.34 cm

Step-by-step explanation:

From the question given above, the following data were obtained:

Angle at the centre (θ) = 34°

Radius (r) = 4 cm

Length of chord (C) =?

The length of the chord can be obtained as follow:

C = 2rSine(θ/2)

C = 2 × 4 × Sine(34/2)

C = 8 × Sine 17

C = 8 × 0.2924

C = 2.34 cm

Therefore, the lenght of the chord is 2.34 cm.

If MN = x+4 and DE = 3x-2, find x. (More info in pic)

Answers

Answer:  D) 10

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

Explanation:

I'm assuming points M and N are midpoints of segments FD and FE respectively. If that's the case, then segment DE is twice as long compared to segment MN. We consider MN to be a midsegment.

So,

DE = 2*(MN)

3x-2 = 2*(x+4)

3x-2 = 2x+8

3x-2x = 8+2

x = 10

whats the figurative language in scars to your beautiful explain

YOU WILL GET BRAINLIEST

Answers

Answer:

Scars to Your Beautiful Analysis

Alessia Cara uses figurative language to emphasize that our differences are what makes us beautiful and we should embrace it. She personifies that the world has possibilities to change its opinions on people with differences by saying "the world could change it's heart".

Step-by-step explanation:

is this it?

Let g be the function given by g(x)=√ 1−sin2x. Which of the following statements could be false on the interval 0≤x≤π ?

Answers

The statement that could be false on the interval is if x is greater than π/2

Given the function g(x)=√ 1−sin2x

We are to get the value of x that will make the function not exist. For the function not to exist, hence:

sin2x> 1

Solve the expression for x

2x > arcsin(1)

2x > π

x > π/2

This shows that the statement that could be false on the interval is if x is greater than π/2

Learn more here: https://brainly.com/question/18738481

You went clothes shopping two times. The first time you bought 3 shirts and 2 pants for $120.00. The second time, you paid $213.00 for 6 shirts and 3 pants. What was the cost for each shirt and for each pair of pants?

PLEASE ANSWER I'LL GIVE BRAINLIEST

Answers

Denote shirts by x and pants by y
So 3x +2y=120
6x +3y=213
Add -2 to top function
-6x -4y=-240
6x +3y=213
Cancel-6 and 6
Add the rest
-1y=-27 cancel negatives
Y=27
3x+2*27=120
3x=66
X=22
Shirt costs $22
Pants costs $27

Is an egg a fruit or a vegetable?

Answers

Answer:

fruit

Step-by-step explanation:

can you help me with my question Complete the following sentence: After we explained why we needed her in the play, she and joined our rehearsal A quaffed B. acquiesced C vengeance D. wreaked

The points (6, -23) a
and
(11, r) lie on a line with slope 4. Find the missing coordinate r.

HELP ME PLEASE ITS DUE IN 2 HOURS I NEED HELPPP I WILL MARK BRAINLIEST HELPPP PLSSSSS

Answers

Answer:

[tex]r=-3[/tex]

Step-by-step explanation:

The line that passes through the two points (6, -23) and (11, r) has a slope of 4.

We want to determine the missing value of r.

We can use the slope formula:

[tex]\displaystyle m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Let (6, -23) be (x₁, y₁) and let (11, r) be (x₂, y₂). The final answer should be 4. Therefore:

[tex]\displaystyle \frac{r-(-23)}{11-6}=4[/tex]

Simplify and evaluate:

[tex]\displaystyle \frac{r+23}{5}=4[/tex]

Multiply both sides by 5:

[tex]r+23=20[/tex]

Therefore:

[tex]r=-3[/tex]


please i’ve been stuck on this for days i need help

Answers

Answer:

x=12, y=9, z=7, w=3

Step-by-step explanation:

Please Help me
What is the answer

Answers

Answer:

here you go I hope this helps:)

PLEASEEEEEEEEEEEEEEE answer below

Answers

I am guessing they are asking for the perimeter.

Answer: 36cm

PLEASE HELP ILL GIVE BRAINLIEST

Answers

Step-by-step explanation:

Rabbit/Snake= 4

Rabbit/Not snake= 18

Not rabbit/Snake= 11

Not rabbit/Not snake= 26

Total snake= 15 (from 4+11)

Total not snake= 44 (from 18+26)

Total rabbit= 22 (from 4+18)

Total not rabbit= 37 (from 11+26)

Total total= 118 (from all totals added together [15+44+22+37])

A 2-yard roll of plastic wrap costs $3.36. What is the price per foot?

Answers

Answer:

$0.56 per foot

Step-by-step explanation:

2 yards= 6 feet

3.36/6= 0.56

Answer:

$0.56 per foot

Step-by-step explanation:

1 yd = 3 ft

2 yd = 6 ft

3.36/6 = 0.56

mike and sam are running laps. mike runs a lap in 5 minutes and sam runs a lap in 6 minutes. if mile and sam begin running at the same time, after how many minutes will they cross the starting line at the same time

Answers

answer:

they will never cross....

A coaster is designed to hold 2 different drinks. Find the area of the coaster. Round your answer to the nearest hundredth

Answers

22.065 Explanation: 5x3=15
A=1.5x1.5x3.14
2.25x3.14
7.065
15
——————-
22.065in2

Answer:

mhm

Step-by-step explanation:

that is right

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Answers

Answer:

k

Step-by-step explanation:

can i have branliest answer for no reason and god bless u

Answer:

period

Step-by-step explanation:

Please Help Me ASAP.

Answers

Answer:

Parallel lines ALWAYS have the same slope

Step-by-step explanation:

The equations have unequal slopes, meaning they aren't parallel.

"Triple a number is 18."
Show all work

Answers

Answer: 6

Step-by-step explanation:

3x = 18

Divide 18 by 3

x = 6

The answer is 6 because you divide 18 by 3 since triple is 3 and you get 6

50 points! I will mark brainliest! Please only give me the correct answers! Random answers will be reported :)

Answers

Answer:

Q3. x = 14, y = 7Q4. x = 29, y = 3

Step-by-step explanation:

Question 3

Anglesx + 45° = 59° (exterior angle)x = 14°Sides

The triangle is right isosceles (45°)

The legs have equal length

10 + 2y + 1 = 4y - 34y - 2y = 11 + 32y = 14y = 7

Question 4

The figure is a square

Sides5y + 3y = 248y = 24y = 3Angles

The angle between sides 24 and 24 is the right angle

x + (9y + 5) + x = 90°2x + 9(3) + 5° = 90°2x = 90° - 32°2x = 58°x = 29°
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