Find the equation from the graph.
A. y = 
x
B. y = -3x
C. y = 3x
D. y = - 
x
Answer: A
Mathematics
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Factor the sum or difference of two cubes.x3 - 8
A. (x + 8)(x2 - 1) B. (x - 2)(x2 + 2x + 4) C. (x - 2)(x2 + 4) D. (x + 2)(x2 - 2x + 4)
Mathematics
Solve the problem.As part of an experiment to test different liquid fertilizers, a sprinkler has to be set to cover an area of 140 square yards in the shape of a sector of a circle of radius 50 yards. Through what angle should the sprinkler be set to rotate? If necessary, round the answer to two decimal places.
A. 3.21° B. 20.16° C. 6.42° D. 4.82°
Mathematics
Find the perimeter or area of the figure as indicated.Find the perimeter of the trapezoid.
A. 34y m B. 336y m C. 46y m D. 86y m
Mathematics
Use l'Hospital's rule, if applicable, to find the limit.
- 3x
A. 9
B. 
C. 
D. 3
Mathematics