The graph of y = x4 – 2x2 + 1 is shown. Which point is a relative maximum?

A
B
C
D

Rationalize the denominator- 12x/√x-10

20 ! brainliest ! add and simplify your answer.

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?