200 Answered Questions for the topic Inequality

8d

Proof problem involving a inequality

If x,y positive real numbers, then its true that x^3+y^3 ≥ xy(x+y)
Inequality Math Sat Math Algebra

28d

Find the values of x such that f(x)<h(x) given f(x)=1-4^(2-x)[(1/2)^(x+3)] and h(x)=8^x

Find the values of "x" given: f(x)<h(x) f(x)=1-4^(2-x)[(1/2)^(x+3)] h(x)=8^x
Inequality Math Sat Math Algebra

29d

Given the function f(x)=1-4^(2-x)[(1/2)^(x+3)], find the value/s of x such that f(x)<h(x) if h(x)=8^x

Hello! I would greatly appreciate any assistance in solving this problem involving exponential functions. Thank you in advance!
Inequality

11/12/20

4 more than 6 times a number is greater than 20

Inequality Algebra

10/22/20

Solve -6≤ x- 2 Graph the solution.

I need help with this question for and important test thanks for the help:)
Inequality

10/14/20

A number r is no less than -1.5 and fewer than 9.5

Inequality

10/05/20

8 is greater than w, and 4 is less than or equal to w

07/10/20

College Algebra

Explain why the following function has no solution:[(x^2+2)]/[(x^2+1)]<0

03/23/20

Inequality Statement

Five less than 18 times the number x, is less than or equal to -45
Inequality

10/15/19

The sum of 8 and b is at least 16

Inequality

09/13/19

A number w increased by 6 is less than 28

Inequality Algebra 1

07/12/19

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

This needs to be written as an inequality.
Inequality

06/20/19

A number g is at least 4 and no more than 12

Inequality

06/10/19

Twice x is greater than -19 how do I translate the sentence into 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
Inequality Algebra 1

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

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

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

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