Originally Posted by

**mikejones** Can anyone help me with any of these questions? Thanks alot.

1. Given the function f(x)=|x+4|, find the following.

f(-5)

2. Tyler is flying a kite on 500 feet of string. How high is it abiove the ground if the horizontal distance between Tyler and the kite is 300 feet?

Use the quadratic formula to solve the equation.

5x^2-7x-3=0

3. Solve by using the quadratic formula.

5p^2=-18p-9

4. Solve for x by using the quadratic formula.

9x^2-24x+16=0

5. Simplify

(SQRT)63 times (SQRT)112

6. Multiply and simplify by factoring.

5(SQRT)6 times 7(SQRT)15