Solve the problem.How many arrangements of answers are possible in a multiple-choice test with 7 questions, each of which has 5 possible answers?
A. 2,520
B. 78,125
C. 21
D. 42
Answer: B
Mathematics
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Find the Jacobian of the transformation.
x = 7?sin?, y = 6?cos?
Mathematics
Find the differential of the function.y = (6x - 4)2 (8x + 1)2
A. 2((6x - 4)(8x + 1)(96x + 38) dx B. 2((6x + 4)(8x - 1)(96x + 38) dx C. 2((6x + 4)(8x - 1)(96x - 26) dx D. 2((6x - 4)(8x + 1)(96x - 26) dx
Mathematics
Provide an appropriate response.Multiply and simplify: (t + 3)(t - 3)
What will be an ideal response?
Mathematics
Solve the problem.Find the dimensions of a rectangle whose perimeter is 30 meters and whose area is 54 square meters.
A. 6 m by 9 m B. 5 m by 10 m C. 5 m by 8 m D. 7 m by 8 m
Mathematics