Find the product.(3x - 6y2)2
A. 6x2 + 12y4
B. 9x2 - 36xy2 + 36y4
C. 9x2 + 36y4
D. 9x2 + 36xy2 + 36y4
Answer: B
Mathematics
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Find dy/dt.y = 4t(2t + 5)3
A. 4(2t + 5)2 B. 4(2t + 5)3(5t + 5) C. 4(2t + 5)2(8t + 5) D. 4(8t + 5)2
Mathematics
Evaluate the factorial expression.
A. 720 B. 10 C. 1 D. 5040
Mathematics
Reduce: (A ú B) + (A + B) Simplify the following expression: (AB)(BC)
What will be an ideal response?
Mathematics
Solve the problem.An electrician charges a fee of $60 plus $45 per hour. Let y be the cost in dollars of using the electrician for x hours. Find the slope-intercept form of the equation.
A. y = 60x + 45 B. y = 45x - 60 C. y = 45x + 60 D. y = 60x - 45
Mathematics