Half of the product of a number multiplied by itself three times

What is f(3) for the quadratic functionf(x)=2x2 + x – 12? f -3g 3h 6i. 9

What is the radical expression that is equivalent to the expression 27 1 over 5?

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points