Use the change-of-base formula to find the logarithm. Round your answer to four decimal places. log5 19.35
A. 3.8700
B. 1.8408
C. 1.2867
D. 0.5432
Answer: B
Mathematics
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Perform the operation using trigonometric form. Write the answer in the form a + bi(6
- 6i)(2i)
A. 1 + 
i
B. 12
+ 12i
C. 12 + 12
i
D. 12
i
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Solve the equation.
= 3 - 
A. 3
B. 2
C. 
D. 
Mathematics
Provide an appropriate response.Identify three common factors of 5x2 + 10x.
A. 5, 10, x B. 5, 5x, 10x C. 5, x, x2 D. 5, x, 5x
Mathematics
Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a10 when a1 = -5, r = -2.
A. -5120 B. 2564 C. 2560 D. -23
Mathematics