Find the unknown value.What number is 15% of 300?
A. 4.5
B. 450
C. 0.45
D. 45
Answer: D
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Use power regression to model the following data. Use two digits of accuracy for the coefficient and for the power. x 2.18 2.41 4.7 4.96 5.14 y 16.43 17.41 54.26 62.8 64.49?
A. ?
B. ?
C. 
D. ?
Solve the problem.The sum of the numbers 14.332, 19.631, 20.572, 21.315, and 24.15 is 100.000. Adjust the list so that the numbers are shown to the hundredths place and their sum is 100.00.
A. 14.33, 19.63, 20.58, 21.31, 24.15 B. 14.34, 19.62, 20.57, 21.32, 24.15 C. 14.34, 19.63, 20.57, 21.31, 24.15 D. 14.33, 19.63, 20.57, 21.32, 24.15
Find all complex zeros of the polynomial function, and write the polynomial in completely factored form.f(x) = x3 + 7x2 + 20x + 14
A. f(x) = (x + 1)(x + 3 + i
)(x + 3 - i
)
B. f(x) = (x - 1)(x + 5 + 3i)(x - 5 - 3i)
C. f(x) = (x - 1)(x + 5 + 3i)(x + 5 - 3i)
D. f(x) = (x + 1)(x + 3 + i
)(x - 3 - i
)
Simplify.
÷ 
÷ 
A. 3
B. 
C. 1
D. 2