Solve for x: √ -2x^2 +12 = 2
A. √5

B.
±2
C.
±4
D.
no solution

What is 20+(5 x 2/5 )+ 3 show your work

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)