05/12/22

Geometry study guide

Use the chart below to answer the questions: CountryPopulation (1997 estimate)Area (square km) U.S. 272,648,000 9,364,520 Romania 22,609,000 237,391 Ghana 18,339,000 237,533 Which of these... more

A smoke jumper jumps from a plane that is 1700 ft above the ground. The function h=−16t2+1700 gives the jumper's height h in feet during the free fall at t seconds.

A smoke jumper jumps from a plane that is 1700 ft above the ground. The function h=−16t2+1700 gives the jumper's height h in feet during the free fall at t seconds.a. How long is the jumper in free... more

Evaluate the expression for the given values of the variables.

Evaluate the expression for the given values of the variables.−k^2−​(8k−5​n)+9​n; k=−2 and n= -5

polynomial bday project please help me

The Birthday Polynomial ProjectTask: To create, characterize, graph, and present a polynomial function that reflects you.Process:1. Identify IN ORDER the digits of the month (1 or 2 digits), day (1... more

05/02/22

I need help with a word problem involving a U.S. customary length conversion

Jim drove 12  laps on a race track. If each lap of the track was 5860.8yd  long, what was the total distance he drove? Write your answer in miles.

05/02/22

Geometry study guide

Prove that the two circles shown below are similar.https://cdn.flvs.net/assessment_images/educator_geometry_v19/09_08_9.gif

Show that the gradient of any line perpendicular to 3x - 4y + 2 =0 is -4/3

I don't even know where to start with this question and how to show it.

Find dy/dx when;

Find dy/dx when;a) y=45-7x-3-18xz-12z1/4+15x1/5b) 𝑦 = −8x2z-5

04/20/22

Challenge word problem

Lincoln says "If I had picked 50% more apples, I would have picked 30 apples." How many apples did Lincoln pick?

04/06/22

geometry math problem

the radius of a circle is 10 miles. What is the length of a 135° arc?

04/03/22

Find the value of x.

04/01/22

Please! Help! show answer and work!!

If a basketball is properly inflated, it should rebound after bouncing on the ground to about one-half the height from which it was dropped. If the ball is dropped from 20 feet, how high will it... more

Algebra Question

The number of people y​ (in millions) who have a​ driver's license can be estimated by the linear equation y=2.1x+20 ​, where x is the number of years after 2000a. Use this equation to complete... more

03/23/22

Find the perimeter of the preimage, the original square, before its dilation.

A square with a perimeter of 54 units is the image of a square that was dilated by a scale factor of 3/2. Find the perimeter of the preimage, the original square, before its dilation. Round your... more

03/15/22

What is the hypotenuse of a right triangle whose other 2 sides are 5 √2?

What is the hypotenuse of a right triangle whose other 2 sides are 5 √2?Why is Geometry so hard and confusing...

03/10/22

The population of snails in a tank

the population of snails in a tank at the aquarium is found to triple every year. Marks visits the aquarium and counts 80 snails in the tank write a function f(n) to model the number of snails in... more

purchasing power

If only salary increases by 20%, purchasing Power will also increase by 20%. However, if inflation increases prices by 20%, Purchasing Power does not decrease by 10%, but by 16.6…% (given that... more

03/04/22

What is the answer?

circle d has radius 3 and circle f has circumference 24 π what is the scale factor of the dilation that transform circle d into circle f (C=π2πr) (12.1 Scale factor)

Identifying solutions to a linear inequality in two variables

For each ordered pair x,y, determine whether it is a solution to the inequality y<−2x-8. X Y4 -192 -7-5 2-3 3 Are they a solution yes or No

03/03/22

Express 4^(4/5) in simplest radical form?

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