Multiply.Let P(x) = x2 - 7. Find P(x) ? P(x)
A. x4 - 14x2 + 49
B. x4 - 7x2 + 49
C. x4 - 7x + 49
D. x4 + 49
Answer: A
Mathematics
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=
A. 3
B. 1
C.
D.
Mathematics
Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.x2 + x + 2 = 0
A. x =
B. x =
C. x =
D. x =
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Determine if the given value is a solution to the given equation.9,x2 - 36 = 5x
A. Yes B. No
Mathematics
Evaluate the expression.92 - 22 ? 4 + 224 ÷ (-16)
A. -19 B. -10 C. 266 D. -997
Mathematics