Which function has real zeros at x = 3 and x = 7?

A. f (x) = x2 + 4x - 21

B. f (x) = x2 - 4x - 21

C. f (x) = x2 - 10x + 21

D. f (x) = x2 - 10x - 21

Suppose you select a sample of 12 individuals and find that 10 of them do not exercise regularly. Assuming that the Surveillance System is correct, what is the probability that you would have obtained results as bad or worse than expected

Find the change from £ 3 after spending£1.38 and £0.22

Explain how to estimate 368+231 two different ways

Find all the zeros of the equation x^4-6x^2-7x-6=0

Explain how i can find the answer to the math problem

8. Simplify and solve this equation: 4m + 9 + 5m - 12 = 42. A. m = 5 B. m = - 5 C. m = 4 D. m = - 4

Which sequence matches the recursive formula? an = (an-1) 2 + 3, where a1 = 2 A) 2, 4, 16, 256, ... B) 2, 7, 17, 37, ... C) 2, 7, 52, 2707, ... D) 2, 25, 784, 6159, ...

A diver dives to a depth of - 25.6 feet below sea level. How many feet must the diver rise to reach sea level?

a fruit Shop sells dried fruit by the pound the cost for X pounds of raisins is represented by the equation y = 3.5x, where y is the total cost for X pounds.

A town has two malls. 62% of the town's residents shop at Willow Creek Mall. 73% of the residents shop at Two Harbors Mall. 48% of the residents visit both malls.