Find the requested value.f(x) = 3x2 - 7x - 6, g(x) = -3x - 5Find f(3) + g(3).
A. -68
B. -14
C. -42
D. -32
Answer: B
Mathematics
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Decide whether the statement is true or false.{a : a is an odd integer} ? {b : b is a positive integer}
A. False B. True
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Use rules of exponents to simplify the expression. Use positive exponents to write your answer.
A. 
B. 
C. 216p
D. 
Mathematics
Multiply.(8 - 2i)(7 + 4i)
A. -8i2 + 18i + 56 B. 64 + 18i C. 64 - 18i D. 48 - 46i
Mathematics
Use a calculator to find the function value to four decimal places.cos (-640°)
A. 0.9848 B. 0.6428 C. -0.3420 D. 0.1736
Mathematics