Write the expression in the standard form a + bi.
4
A. -4
B. 4
C. 4i
D. -4i
Answer: A
Mathematics
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Factor completely. If a polynomial cannot be factored, say it is prime.10x2 - 9y2 + 9xy
A. prime B. (2x - 3y)(5x + 3y) C. (2x + 3y)(5x - 3y) D. (10x + 3y)(x - 3y)
Mathematics
Determine if the infinite geometric series converges or diverges. If the series converges, find its sum.5 - 
+ 
- 
+ . . .
A. converges, 
B. diverges
C. converges, - 
D. converges, 
Mathematics
Find the zero of the linear function.f(x) = 3 - 7x
A. 
B. - 
C. 
D. - 
Mathematics
Find the 39th term of an arithmetic sequence with a first term of 2 and a common difference of 3. ?
A. 114 B. 116 C. 155 D. 117 E. 119
Mathematics