Simplify. Write your answer in the form a + bi, where a and b are real numbers.(-5 - 6i) + (9 + 4i)
A. 4 + 2i
B. 9 + 2i
C. 9 - 2i
D. 4 - 2i
Answer: D
Mathematics
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Solve the problem.Find the value of b for which 1 - eb + e2b - e3b + ... = 
.
A. ln 
B. ln 1
C. ln 3
D. ln 2
Mathematics
Provide an appropriate response.Give the slope of the equation using the slope-intercepts method: 3x + 4y = 6
A. 
B. 
C. 
D. 3
Mathematics
Evaluate the quotient function at the indicated value.Given g(x) = x3 + 8 and k(x) = x2 - 4, find 
(0).
A. 4 B. -2 C. 2 D. undefined
Mathematics
Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary.
= 
A. x = 3 B. x = 0.75 C. x = 1.3 D. x = 30
Mathematics