Solve the equation 
for x.
a. 13
b. 11
c. 12
d. 10
d. 10
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Graph.y = x2 + 2x - 6
A. 
B. 
C. 
D. 
Solve the problem.A heavy-duty shock absorber is compressed 2 cm from its equilibrium position by a mass of 500 kg. How much work is required to compress the shock absorber 5 cm from its equilibrium position? (A mass of 500 kg exerts a force (in N) of 500g, where g ? 9.8 m/s2.)
A. 30,625 J B. 3125 J C. 306.25 J D. 31.25 J
Solve the problem.If the area of the following rectangle is 4x2 - 28x and the width is 4x, then the length is the polynomial factor found when 4x is factored from the area. Find the length.
A. (x - 7) B. (x2 - 7x C. x - 7x D. (4x - 28)
Determine whether the pair of lines is parallel, perpendicular, or neither.12x + 4y = 1627x + 9y = 37
A. parallel B. perpendicular C. neither