Write the expression in the standard form a + bi.(5 + 2i)2
A. 25 + 20i + 4i2
B. 29 + 20i
C. 21
D. 21 + 20i
Answer: D
Mathematics
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Write as a percent.6.79
A. 6790% B. 67.9% C. 6.79% D. 679%
Mathematics
Graph using the x- and y-intercepts.x - 2y = 4
A. 
B. 
C. 
D. 
Mathematics
Use the given graph of the quadratic function f to write its formula as 
.
A. f(x) = -(x - 3)2 - 3 B. f(x) = (x + 3)2 - 3 C. f(x) = -(x + 3)2 + 3 D. f(x) = -(x + 3)2 - 3
Mathematics
Add.
A. 144,364 B. 133,364 C. 133,264 D. 134,364
Mathematics