Solve the equation by completing the square.k2 = - 14k - 33
A. 3, 11
B. 44, -11
C. ± 4
D. -3, -11
Answer: D
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Write the polynomial in standard form. Then find its degree and leading coefficient.4x3 + 3x4 - 8x5 + 12
A. -8x5 + 3x4 + 4x3 + 12, degree: 13, leading coefficient: -8 B. 4x3 + 3x4 - 8x5 + 12, degree: 5, leading coefficient: 4 C. -8x5 + 3x4 + 4x3 + 12, degree: 5, leading coefficient: -8 D. 4x3 + 3x4 - 8x5 + 12, degree: 12, leading coefficient: 4
Write the decimal number in the form indicated.9.57, in words
A. nine and fifty-seven hundredths B. nine and fifty-seven thousandths C. nine and fifty-seven millionths D. nine and fifty-seven tenths
Multiply.(x2 + 7)2
A. x4 + 7x2 + 49 B. x4 + 49 C. x4 + 7x + 49 D. x4 + 14x2 + 49
Solve the problem.Suppose that a weight on a spring has an initial position of 
inches and a period of 
Find a function 
that models the displacement of the weight.
A. s(t) = 6 cos (2?(2.5)t) B. s(t) = 6 cos (2?(0.4)t) C. s(t) = 12 cos (2?(0.4)t) D. s(t) = 12 cos (2?(2.5)t)