exam
Maths Puzzle
Numerical Ability
x^2 + 6x +5/9y^2 times 3y/x+1
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exam Other Question
The length of a rectangle is 7 less than twice the width. the perimeter is 61. find the dimensions.
How do I solve this equation?
4 to the power of x times two to the power of x squared, equal to 27 to the power of x.