exam
Maths Puzzle
Numerical Ability
-xy2
x3y2 my ? is if you first eliminate the y2 or you subtract the -x to x3?
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exam Other Question
Determine which two functions are inverses of each other.
f(x) = square root sign with x under it
g(x) = 1/the square root of x
h(x) = x2
x/5 - x+3/x = -3/x
some help to solve this pleeeeeease