Plot the complex number.2
- 2
i 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the exact value by using a half-angle identity.cos 22.5°
A. 
B. - 
C. 
D. - 
Mathematics
Write using exponential notation.19 ? 19 ? 19 ? 19
A. 4 ? 19 B. 419 C. 194 D. 191
Mathematics
Find a function P(x) defined by a polynomial of degree 3 with real coefficients that satisfies the given conditions.Zeros of 3 and i, P(1) = -4
A. P(x) = x3+ 3x2 + x - 3 B. P(x) = x3+ 3x2 - x + 3 C. P(x) = x3- 3x2 + x + 3 D. P(x) = x3- 3x2 + x - 3
Mathematics
Perform the indicated operation and simplify if possible.(3x + 8)2
A. 9x2 + 64 B. 9x2 - 64 C. 9x2 + 48x - 64 D. 9x2 + 48x + 64
Mathematics