Find the reference angle for the given angle.129°
A. 51°
B. 61°
C. 49°
D. 39°
Answer: A
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Find the margin of error for the survey results described. During the questioning of 73 potential jury members, 36% said that they had already formed an opinion as to the guilt of the defendant.Give your answer as a percentage to one decimal place.
A. 23.4% B. 11.7% C. 1.4% D. 5.9%
The following table shows the area A, in square miles, and the number S of species on islands in a certain island chain. Use power regression to find a formula expressing the number of species as a function of the area. Use two digits of accuracy for the coefficient and for the power. A 44,035 29,083 4,285 2,519 41 S 78 65 38 41 10?
A. ?
B. 
C. ?
D. ?
Use differentiation to determine whether the integral formula is correct.
dx = (3x + 1)4 + C
A. No B. Yes
Divide.
A. 1.9 B. 11.9 C. 1.19 D. 0.19