Add the proper constant to each binomial so that the resulting trinomial is a perfect square trinomial. Then factor the trinomial.x2 - 
x + _______
A. x2 - 
x + 
= 
2
B. x2 - 
x + 
= 
2
C. x2 - 
x + 
= 
2
D. x2 - 
x + 
= 
2
Answer: D
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Use factoring techniques to solve the equation.-8y2 = 16y
A. 
B. {0, 2}
C. {-2, 0}
D. {-2, 0, 8}
Solve the problem.The velocity of water ft/s at the point of discharge is given by 
where P is the pressure 
of the water at the point of discharge. Estimate the rate of change of the velocity with respect to pressure if the pressure is 
(Round to two decimals.)
A. 48.97 ft/s per lb/in.2 B. 0.07 ft/s per lb/in.2 C. 0.61 ft/s per lb/in.2 D. 1.22 ft/s per lb/in.2
Factor using substitution.t4 - 29t2 + 100
A. (t2 + 4)(t2 + 25) B. (t - 2)2(t - 5)2 C. t2(t - 4)(t - 25) D. (t - 2)(t + 2)(t - 5)(t + 5)
Solve the problem. If necessary, use 3.14 for ?, and round your answer to the nearest hundredth of a unit.Mel plans to fence his yard for his new puppy. The yard is a 45 ft by 86 ft rectangle. Fencing costs $7 per 10 ft section. What is the cost of the fence not including unused fencing?
A. $183.40 B. $366.80 C. $63.00 D. $91.70