Solve the problem.If a spring stretches 3 meters when a 6-kilogram weight is attached to it, how much will it stretch when a 48-kilogram weight is attached to it?
A. 24 m
B. 27 m
C. 26 m
D. 23 m
Answer: A
Mathematics
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Solve the system of equations. x - y + 5z = -42x + z = 0 x + 2y + z = 8
A. {(0, 4, 0)} B. {(0, 0, 4)} C. {(0, 4, -4)} D. {(-4, 4, -4)}
Mathematics
Solve.22.5 ? x = 324
A. 14.4 B. 1.44 C. 15.4 D. 144
Mathematics
Solve the problem.Gloria collected 36 fantail and comet goldfish. There were 4 fewer fantails than comets. How many comets did Gloria have?
A. 12 comets B. 20 comets C. 16 comets D. 32 comets
Mathematics
Differentiate.f(x) = (5x - 3)(
+ 2)
A. f'(x) = 7.5x1/2 - 3x-1/2 + 10 B. f'(x) = 7.5x1/2 - 1.5x-1/2 + 10 C. f'(x) = 3.33x1/2 - 3x-1/2 + 10 D. f'(x) = 3.33x1/2 - 1.5x-1/2 + 10
Mathematics