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Recent questions tagged inequality


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With what expression must $27x^3+1$ be divided to get a quotient of $3x+1$?
1 answer 121 views
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With what expression must $(a-2b)$ be multiplied to get a product of $a^3-8b^3$?
1 answer 143 views
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For what integer a does the compound inequality $a < \sqrt{48} + \sqrt{140} < a + 1$ hold?
0 answers 53 views
For what integer a does the compound inequality $a < \sqrt{48} + \sqrt{140} < a + 1$ hold?For what integer a does the compound inequality $a &lt; \sqrt{48} + \sqrt{140} &lt; a + 1$ hold? ...
by Pieter SIlver Status
(17,435 points)
asked in Mathematics Feb 18, 2021
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If $a^3 + 12ab^2 = 679$ and $9a^2b + 12b^3 = 978$, find $a^2 − 4ab + 4b^2$
1 answer 91 views
If $a^3 + 12ab^2 = 679$ and $9a^2b + 12b^3 = 978$, find $a^2 − 4ab + 4b^2$If $a^3 + 12ab^2 = 679$ and $9a^2b + 12b^3 = 978$, find $a^2 − 4ab + 4b^2$ ...
by Pieter SIlver Status
(17,435 points)
asked in Mathematics Feb 18, 2021
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Given that $0 < b < a$ and $a^2 + b^2 = 6ab$, what is the value of $\dfrac{a − b}{ a + b}$ ?
1 answer 82 views
Given that $0 < b < a$ and $a^2 + b^2 = 6ab$, what is the value of $\dfrac{a − b}{ a + b}$ ?Given that $0 &lt; b &lt; a$ and $a^2 + b^2 = 6ab$, what is the value of $\dfrac{a − b}{ a + b}$ ? ...
by Pieter SIlver Status
(17,435 points)
asked in Mathematics Feb 18, 2021
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Someone please help me to name and explain the two types of inequality.
1 answer 51 views
Someone please help me to name and explain the two types of inequality.Someone please help me to name and explain the two types of inequality. ...
by CT Diamond
(43,496 points)
asked in Economics & Finance Sep 23, 2020
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Why do some people have higher income than others?
1 answer 50 views
Why do some people have higher income than others?Why do some people have higher income than others? ...
by CT Diamond
(43,496 points)
asked in Economics & Finance Sep 23, 2020
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Sometimes people complain about "economic inequality".
1 answer 48 views
Sometimes people complain about "economic inequality".Sometimes people complain about &quot;economic inequality&quot;. What does this term refer to? ...
by CT Diamond
(43,496 points)
asked in Economics & Finance Sep 23, 2020
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Write the number of integers that satisfy this inequality: -3 ≤ 3m < 12
1 answer 834 views
Write the number of integers that satisfy this inequality: -3 ≤ 3m < 12Write the number of integers that satisfy this inequality: -3 ≤ 3m &lt; 12 ...
by Joshua Mwanza Diamond
(46,028 points)
asked in Mathematics Aug 25, 2020
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Given that -11 ≤ 3m - 8 < 4 , solve for m.
1 answer 345 views
Given that -11 ≤ 3m - 8 < 4 , solve for m.Given that -11 ≤ 3m - 8 &lt; 4 , solve for m. ...
by Joshua Mwanza Diamond
(46,028 points)
asked in Mathematics Aug 25, 2020
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Show me how to solve for x in the following inequality:
1 answer 54 views
Show me how to solve for x in the following inequality:Show me how to solve for x in the following inequality: -4 ≤ -x/2 &lt; 5 Represent your answer on a number line. ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 23, 2020
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I am struggling to solve for x in this inequality:
1 answer 41 views
I am struggling to solve for x in this inequality:I am struggling to solve for x in this inequality: x^2 - 16 &gt; 2x - 1 ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 23, 2020
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Anyone able to solve this inequality: x^2 - x < 12.
1 answer 60 views
Anyone able to solve this inequality: x^2 - x < 12.Anyone able to solve this inequality: &nbsp;x^2 - x &lt; 12. ...
by Joshua Mwanza Diamond
(46,028 points)
asked in Mathematics Aug 23, 2020
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Help me to determine the value of x here:
1 answer 43 views
Help me to determine the value of x here:Help me to determine the value of x here: a. &nbsp;&nbsp;&nbsp;√(2x + 1) = x - 1 b. &nbsp;&nbsp;&nbsp;x(4 - x) &lt; 0 ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 23, 2020
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Solve for x in each of the following:
1 answer 25 views
Solve for x in each of the following:Solve for x in each of the following: a. (2^x) + 3(2^(x + 1)) = 56 b. 4x - 9 &lt; 5x + 4 ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 20, 2020
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Help me to show that the following expression is true for all values of x:
1 answer 71 views
Help me to show that the following expression is true for all values of x: Help me to show that the following expression is true for all real values of x: x2 - x + 9 &gt; 5 ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 20, 2020
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Given the following inequality:
1 answer 70 views
Given the following inequality: Given the following inequality: (x + 2)(x - 3) &lt; -3x + 2 a. Solve for x. b. Hence or otherwise, determine the sum of all the integers sa ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 20, 2020
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Solve for x:
1 answer 28 views
Solve for x: Solve for x: a.&nbsp; &nbsp; x^2 &lt; 25 b.&nbsp; &nbsp; -x&nbsp;≤ 2x^2 - 3 c.&nbsp; &nbsp; (x + 3)(x - 5)&nbsp;≤ -12 ...
by CT Diamond
(43,496 points)
asked in Mathematics Aug 20, 2020
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What is the simplex algorithm?
0 answers 42 views
What is the simplex algorithm?What is the simplex algorithm? ...
by MathsGee Platinum
(102,806 points)
asked in Data Science & Statistics Jul 30, 2020
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Write the simplified value of $12 \times 0.00361$ in scientific notation without any rounding.
1 answer 121 views
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Given $f(x)=x(x+2)$, solve for $x$ if ...
2 answers 71 views
Given $f(x)=x(x+2)$, solve for $x$ if ... Given $f(x)=x(x+2)$, solve for $x$ if ... $f(x) =0$ $f(x) \geq 0$ and then represent the solution on a number line. ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics May 24, 2020
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Draw the graphical representation of the following inequalities $$x-y >2\\ x+2y\geq -2$$
1 answer 58 views
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Derive the system of inequalities that shows the number of hours he can spend on research and teaching.
1 answer 79 views
Derive the system of inequalities that shows the number of hours he can spend on research and teaching.A tutor at a college is required to do teaching and research for at most 40 hours per week. His research work pays R30 per hour and teaching pays R70 ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics May 12, 2020
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Which system of linear inequalities best represents the constraints given by this situation?
1 answer 185 views
Which system of linear inequalities best represents the constraints given by this situation?A doctor advises a client who is suffering from iron and vitamin B deficiency to take at least 2400 milligrams (mg) of iron, 2100mg of vitamin B1 and ...
by MathsGee Platinum
(102,806 points)
asked in Mathematics May 12, 2020
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