Find the exact value of y, or state that y is undefined.y = cos-1 
A. - 
B. 
C. 
D. 
Answer: D
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Write the equation of the circle that satisfies the following conditions. Express the final equation in the form x2 + y2 + Dx + Ey + F = 0.Center at the origin and r = 4
A. x2 + y2 = 0 B. x2 - y2 - 16 = 0 C. x2 - y2 + 16 = 0 D. x2 + y2 + 16 = 0 E. x2 + y2 - 16 = 0
Consider the function 
at 
. Round answers to eight decimal places, if necessary.
?
Use the second Taylor polynomial to approximate 
.
?
__________
?
Find a bound for the error in the approximation.
?
__________
What will be an ideal response?
Write the equation as an equivalent exponential equation.log4(1) = 0
A. 10 = 4 B. 04 = 1 C. 40 = 1 D. 41 = 0
For the triangle described below, solve for B and use the results to explain why the triangle has two solutions.
?
ft, 
ft
What will be an ideal response?