Find the exact value.
Mathematics
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Solve the equation.3(r - 3) + 4(r - 2) = -2(r - 6) + 10(r + 2)
A. r = –57 B. r = –54 C. r = –49 D. r = –46 E. r = –44
Mathematics
Evaluate the integral using the given substitution.
dy , u = y6 + 3y3 + 2
A. 
(y6 + 3y3 + 2)4 + C
B. 
(y6 + 3y3 + 2)4(10y4 + 6y) + C
C. 
(y6 + 3y3 + 2)4 + C
D. 21(y6 + 3y3 + 2)2 + C
Mathematics
Write the expression in the form a + bi, where a and b are real numbers.
A. -5 B. 5 C. 25i D. 5i
Mathematics
Write the first four terms of the sequence.an = (-1)n-1(6n - 4)
A. a1 = -2, a2 = 8, a3 = -14, a4 = -20 B. a1 = 2, a2 = -8, a3 = 14, a4 = -20 C. a1 = 2, a2 = -16, a3 = 14, a4 = -20 D. a1 = 2, a2 = 8, a3 = 14, a4 = 20
Mathematics