If AB = 3(2x + 5) and CD=10+7x, what the length of CD?​

Asphere has a diameter of 10 in. what is the volume of the sphere?

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?