Free Practice Question
PS · Problem Solving
605-655
Exponents/Powers
The variable x is inversely proportional to the square of the variable y. If y is divided by 3a, then x is multiplied by which of the following?
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What it tests
Your grasp of exponent rules — multiplying and dividing powers, power-of-a-power, and negative/zero exponents.
Common trap
Adding exponents when multiplying bases that have the same exponent, or confusing (x^a)^b with x^(a·b).
Details
Difficulty
605-655
Type
PS
Category