Provide an appropriate response.What is the relationship between the slopes of two parallel lines?
A. One slope is the reciprocal of the other.
B. One slope is the negative of the other.
C. There is no general relationship, because the y-intercepts can be different.
D. They are equal.
Answer: D
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Solve by using the quadratic formula.3d + 1 + 
d2 = 0
A. -3 ± 
B. 3 ± 
C. -3 ± 
D. 3 ± 
Evaluate 
when r = -1 and s = -2.
?
A. 14 B. -56 C. 38,416 D. -14 E. -112
Use problem solving strategies to solve the problem.The number of dogs and chickens on a farm add up to 12. The number of legs between them is 28. How many dogs and how many chickens are on the farm if there are at least twice as many chickens as dogs?
A. 6 dogs, 6 chickens B. 2 dogs, 10 chickens C. 4 dogs, 8 chickens D. 3 dogs, 9 chickens
Find a solution for the equation. Assume that all angles are acute angles.tan(3? + 12°) = cot(? + 36°)
A. 10.5° B. 14.5° C. 16° D. 12°