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Maths Puzzle
Numerical Ability
Could someone help me with this?
A right triangle has legs of lengths 7m and 9m. Which is the best estimate of the length of the hypotenuse? 10m,,11m,12m,13m
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book Other Question
I need help with simplifying expressions with fractions such as:
( 35 - 10q) ( - 2/5)
how do you divide (x-3) by (x^2-4)???