Yo whats 3+3 equal to ?

Which value is not a solution of 8x^3 – 1 = 0

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)