exam
Maths Puzzle
Numerical Ability
A cube has volume V=s3, where s is the length of a side.
Fill in the blank: The side length for a cube with volume 27000 m3 is
__m3
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exam Other Question
2(4-2r)=-2(r+5)
This is subtracting a rational equation. I am not able to get it. Page 444 problem # 40 ( ISBN 0536269610)
5 30
___ - ______ = 1
y-3 y^2-9
or...
5/(y-3) - 30/y^2-9 = 1