Asked by Peter

please please please help
Answered by HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
The answer is 4
Answered by Peter
I would really appreciate help on these equations.

3. Devon tosses a horseshoe at a stake 30 feet away. The horseshoe lands no more than 3 feet from the stake. (a) Write an absolute value inequality that represents the range of distances that the horseshoe travels. (b) Solve the inequality.

Solve for x
4. (x - 2)(x + 1) = 4
Factor completey
7. 2x^4 + 16x
Answered by Chopsticks
4. to find what x is just do this:

x-2=4
x+1=4

solve for those and you should get 2 answers

Not sure about 7.

Answered by drwls
3. |D-30| < 3
D = 27 < D < 33
(< should actually be <or=, but I can't type it)

4. x^2 -x -2 = 4
x^2 -x -6 = 0
(x-3)(x+2) = 0
x = 3 or -2

7. 2x(x^3 +8)
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