Perform the indicated operations.(-6x2y + 7xy2 - 3xy + 7) + ( -2x2y - 3xy2 + 5xy - 10)
A. -8x2y + 4xy2 + 2xy - 3
B. 8x2y - 4xy2 - 2xy - 3
C. -15x2y2 - 3
D. -7x2y - 2xy2 - 4
Answer: A
Mathematics
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Evaluate.
A. 68,880 B. 2,686,320 C. 1722 D. 126
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.(3.5 × 10-5)(3 × 10-2)
A. 0.0105 B. 0.0000105 C. 10,500 D. 0.00000105
Mathematics
Factor.4pq4 - 4pr4
A. (4pq2 + 4pr2)(4pq2 - 4pr2) B. 4p(q2 + r2)(q2 - r2) C. (4pq2 + pr2)(pq2 - pr2) D. 4p(q2 + r2)(q + r)(q - r)
Mathematics
Find the indefinite integral.
?
?
Hint: First, make the substitution 
; then, integrate by parts.
What will be an ideal response?
Mathematics