Find the solutions of the quadratic equation. Express answers in standard form.(x + 4)2 = -17
A. -4 + i, -4 - i
B. 13, -13
C. 4 + , 4 -
D. i, -i
Answer: A
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Calculate the derivative of the function. Then find the value of the derivative as specified.g(x) = x3 + 5x; g '(1)
A. g '(x) = 3x2 + 5x; g '(1) = 8 B. g '(x) = x2 + 5; g '(1) = 6 C. g '(x) = 3x2 + 5; g '(1) = 8 D. g '(x) = 3x2; g '(1) = 3
Simplify the expression.(5-3)-1
A.
B. 25
C. 125
D.
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 2(x2 + 7)3
A. - , multiplicity 2, touches x-axis
B. , multiplicity 2, touches x-axis; 7, multiplicity 3, crosses x-axis
C. - , multiplicity 2, crosses x-axis
D. - , multiplicity 2, touches x-axis; -7, multiplicity 3, crosses x-axis
Write using radical notation. Then, simplify, if possible.
A. 2p9/7
B.
C. 2
D. Cannot be simplified