Given the function f(x) = 3x, find the value of f−1(81). (1 point) a f−1(81) = 1 b f−1(81) = 2 c f−1(81) = 3 d f−1(81) = 4

Add the fractions and simplify 1/2+ 1/3

If you answer 2+2 you will get over 80 points

The diagram represents the polynomial 4x2 + 23x – 72. what is the factored form of 4x2 + 23x – 72? (4x + 8)(x – 9) (4x – 8)(x + 9) (4x + 9)(x – 8) (4x – 9)(x + 8)