187 Answered Questions for the topic Inequality

10/15/19

The sum of 8 and b is at least 16

07/12/19

5 dollars less than two times Chris pay is at most $124.

This needs to be written as an inequality.

05/03/19

Solve the inequality in set notation or interval notation

-6<2-4x< 27

05/02/19

Solve the following Inequality

(x+4)^2(x-6)>0What is the solution? I forgot the steps to solve this and my notes are a bit sloppy. I would really appreciate if someone can walk me through this step by step so I won't have... more

03/27/19

GRE Practice Question Incorrect?

This is a sample GRE question. The answer claims that we cannot make an inference due to insufficient information. > *Compare the following quantities:* > > Of the 25 people in Fran’s... more

03/26/19

Twice the difference of a number and 10 is at most -22 . How do i write this?

How do i translate this into an inequality

03/23/19

How to prove that $ \\sin \\angle{GAB}+\\sin \\angle{GBC}+\\sin \\angle{GCA} \\le \\frac{3}{2} $ for a triangle $ABC$ with centroid $G$?

Let $ G $ be the centroid of $ \ riangle ABC $ , such that $ \\measuredangle{GAB}=x,\\measuredangle{GBC}=y,\\measuredangle{GCA}=z $. How do I prove that : $$ \\sin x +\\sin y +\\sin z\\le... more

03/19/19

Variation on Pythagoras: If $a^2 + b^2 = c^2$, then $a + b \\leq c\\sqrt{2}$?

This is a very interesting word problem that I came across in an old textbook of mine. So I know its got something to do with derivative of the Pythagorean Theorem using calculus, trigonometry,... more

03/19/19

Proving that the sum of any two sides of the triangle is greater than the third side?

I know it's easy to prove with the help of linear inequalities, but this time I want to prove it with the help of trigonometry. Is it possible? If yes, then how?

03/14/19

GRE Practice Question Incorrect?

This is a sample GRE question. The answer claims that we cannot make an inference due to insufficient information. > *Compare the following quantities:* > > Of the 25 people in Fran’s... more

01/26/19

solving inequalities

A publishing company has a weekly cost equation of C=80,000+15x and a weekly revenue equation of R=20x, where x is the number of books produced and sold in a week. The company loses money when... more

01/10/19

How many pull-ups and push-ups were required in 3 minutes?

The physical education instructor asked each student to do a total of 36 pull-ups and push-ups in 3 minutes. The instructor wanted students to do 8 times as many push-ups as pull-ups. Write a... more

10/26/18

The speed s on a highway is at most 60 miles per hour

10/03/18

If the perimeter of a rectangle is 18 inches, and one side is one inch longer than the other, how long are the sides

If the perimeter of a rectangle is 18 inches, and one side is one inch longer than the other, how long are the sides

10/03/18

twice y is at most 16

translate the sentence into an inequality  

10/02/18

Seven less than twice a number is greater than 59. What is an inequality to find that one number

seven less than twice a number is greater than 59. Write an inequality to solve

09/26/18

How to I rewrite the inequality 4.006 < x +5 < 5.000 as an absolute value inequality?

And how do I do the same thing to 6<= x <= 16? <= is less than or equal to. 

09/23/18

Two times the sum of a number and 26 is at least 28

Two times the sum of a number and 26 is at least 28

09/11/18

Solve v+8 <3 or −8v<−40

How do you find the solution to the problem that is down below Solve v+8 <3 or −8v<−40

09/11/18

x-8 is less than or equal to 4 or 2x+3 is greater than 9

How do you solve this inequality that is here below? x-8 is less than or equal to 4 or 2x+3 is greater than 9 

09/10/18

solve the inequality in interval form x^2 + 81 < 18x

how do i solve this with an x on one side
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