Factor by grouping.9y2 + 18y + 8
A. (3y + 4)(3y + 2)
B. (9y + 4)(y + 2)
C. (3y - 4)(3y - 2)
D. Prime
Answer: A
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Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s), y = h(t), z = k(r, s, t)
A. 
= 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Evaluate the expression.(-4)-1
A. -4
B. - 
C. 
D. 4
Let the universe consist of all positive integers. Let p(x) be the statement "x is even." Let q(x) be the statement "x is a perfect square." Determine the truth value of the indicated statement.?x [p(x) ? q(x)]
Fill in the blank(s) with the appropriate word(s).
The circle in the figure has a radius of r and center at C. The distance from A to B is x.
?
?
If 
and 
, find r.
?
Apply the rules regarding the use of significant digits when determining your answer.
?
__________
Fill in the blank(s) with the appropriate word(s).