Find the critical points for f(x) = x4 – 43 – 5x2 - 1, and tell whether x3 each point is a maximum, a minimum, or a point of inflection.

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Solve for x, y, and z. show all steps.

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be