Evaluate the expression 10^x-3 for x=2

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x