Perform the operation and write the result in the standard form.(8 - 6i)(7 + 6i)
A. 92 - 6i
B. 92 + 6i
C. 20 - 90i
D. -36i2 + 6i + 56
Answer: B
Mathematics
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Use implicit differentiation to find dy/dx.x3 + 3x2y + y3 = 8
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Mathematics
Solve the problem.Find the area A and circumference C of a circle of diameter 18 in.. Use 3.14 for ?. Round the result to the nearest tenth.
A. A = 1017.4 in.2; C = 28.3 in. B. A = 113 in.2; C = 28.3 in. C. A = 254.3 in.2; C = 56.5 in. D. A = 56.5 in.2; C = 56.5 in.
Mathematics
Use the partial sum formula to find the partial sum of the given arithmetic sequence.Find the sum of the first 30 terms of the arithmetic sequence {-2n - 5}.
A. -1080 B. -990 C. -1050 D. -885
Mathematics
Evaluate the definite integral.
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Mathematics