The value of y varies directly with x. when y=75, x=1/2. what is the value of y when x is 2 1/4

Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24