Plot the complex number.2 - 2i  

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