Multiply.(x + 15)2
A. x2 + 225
B. x + 225
C. x2 + 30x + 225
D. 225x2 + 30x + 225
Answer: C
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First determine which number (x or y) is more accurate, then which is more precise.x = 8070, y = 0.004
A. y, x B. y, y C. x, x D. x, y
Use DeMoivre's Theorem to find the indicated power of the complex number. Write the answer in rectangular form.(1 - i)10
A. 32 B. 32 - 32i C. -32 + 32i D. -32i
Find all real zeros of the polynomial 
and determine the multiplicity of each.
a. x = -7, multiplicity 1, x = -6, multiplicity 1, x = 6, multiplicity 1 b. x = 6, multiplicity 3 c. x = 6, multiplicity 2; x = -7' multiplicity 1 d. x = 7, multiplicity 1; x = -7' multiplicity 1; x = 6, multiplicity 1 e. x = -7, multiplicity 2; x = -6; multiplicity 1
Write the rational expression in lowest terms.
A. 
B. 
C. - 
D. 