The function f is

defined by

f (x) = x2 - 6x + 21.

What are the

solutions of

f (x) = 0? Show

your work

What is the diameter of a circle with a radius of 24 inches

Explain how you can use a model to find 6*17

Which of the following is a conjugate for 7 + I square root of 2

Write an equation using subtraction and multiplication in which the answer is 36

F (x) = 4x4 - 8x3 - 3x2 + 7x - 2 = (x + 1) (4x3 - 12x2 + 9x - 2) Look at the graph. Which of the following potential roots should you test next? a.) - 1/2 b.) 1/2 c.) - 1/4 d.) 1/4

What is the x-intercept of the line with the equation y = 1/2 x-3

The half life of ^134Ba is 28.7 hours. how much of a 16.2 sample of 134 Ba will be left after 60.00 hours

WXY is congruent to CBA, If

The school football team needs to raise at least $850 to buy new practice equipment. The team received a donation of $125 and also earns $4 per ticket sold.

Describe when to use a series and when to use an equation. For example, when would you use: f (x) = 3x+5 and when would you use: score = 2 + 3n (where n is 1, 2, 3 ...)