Solve the equation. Express radicals in simplest form.(x + 16)2 - 2 = 0

A. -4 ±  
B. 16 ± 
C. -16 ±  
D. -14, 18

Answer: C

Mathematics

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Evaluate the function.Find f(k) when f(x) = 3x2 + 4x + 5

A. f(k) = 3k2 + 16k + 5 B. f(k) = 9k2 + 16k + 25 C. f(k) = 3k2 + 4k + 5 D. f(k) = 3k2 + 4k + 25

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Express the number in terms of j.

A. -j
B. 6j
C. j
D. -6j

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Mathematics

Solve the equation for x.y = 3 tan 2x - 1

A. x =  arctan (3y + 3)
B. x = 2 arctan 
C. x = 2 arctan (3y + 3)
D. x =  arctan 

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Mathematics

Provide an appropriate response.Let f(x) = x2 - 1 and g(x) = 2x + 8. Find (f - g)(2).

A. -8 B. -4 C. -11 D. -9

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Mathematics