Use substitution to solve the system of equations.y = -6 - xx - y = 8
A. (0, -6)
B. (-1, -6)
C. (1, -7)
D. Inconsistent; no solutions
Answer: C
Mathematics
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Determine whether the improper integral converges or diverges.
A. Diverges B. Converges
Mathematics
Perform the indicated operations.8
+ 6
A. 14
B. 20
C. 4
D. -20
Mathematics
Express the relationship between a small change in x and the corresponding change in y in the form 
.f(x) = csc(3x2 - 1)
A. dy = -6x csc(6x) cot(6x) dx B. dy = -3x2 csc(3x2 - 1) cot(3x2 - 1) dx C. dy = -6x csc(3x2 - 1) cot(3x2 - 1) dx D. dy = 6x csc(3x2 - 1) cot(3x2 - 1)dx
Mathematics
Express the number in decimal notation.6.67 × 10-4
A. 0.0000667 B. -667,000 C. 0.000667 D. 0.00667
Mathematics