# Tagged Questions

Questions on basic arithmetic involving numerical quantities only. Questions involving variable values (other than the result of the operation) should be placed under the (algebra-precalculus) tag.

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### Given$X+Y=3$,$xy= -10$, find value of $x^2 + y^2$ [closed]

Find value of $x^2 + y^2$ given that $x+y= -3$ and $xy= -10$
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### Wolfram Alpha wrong answers on $(-8)^{1/3}$ and more? [duplicate]

Wolfram Alpha doesn't give $-2$ for $(-8)^{1/3}$, and it absolutely fails to draw $f(x)=x^{1/3}$ - does anyone know why? Am I missing something very 'deep' Wolfram Alpha is trying to teach me? Here'...
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### Geometry Math 8th (Area of a Trapezoid) [closed]

The windshield in a truck is in the shape of a trapezoid. The lengths of the bases of the trapezoid are 70 inches and 79 inches. The height is 35 inches. Find the area of the glass in the windshield.
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### Mathematical Limerick [closed]

A dozen, a gross and a score, Plus three times the square root of four, Divided by seven, Plus five times eleven, Is nine squared and not a bit more. Question $1$: Does this limerick actually ...
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### How to arrange these 10 digits to make a correct equation?

My daughter brought home the "problem of the week" last night and it was explained to me as this: Given the following digits: $$1\ \ 1\ \ 2\ \ 3\ \ 3\ \ 4\ \ 5\ \ 6\ \ 6\ \ 7$$ Arrange them ...