Determine where the function is increasing and where it is decreasing.f(x) = -x2 + 6x - 5
A. increasing on (-?, 4)
decreasing on (4, ?)
B. increasing on (3, ?)
decreasing on (-?, 3)
C. increasing on (4, ?)
decreasing on (-?, 4)
D. increasing on (-?, 3)
decreasing on (3, ?)
Answer: D
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A. 7717 gal B. 8475 gal C. 8483 gal D. 9600 gal
Use the Binomial Theorem to expand the binomial.(x+ 5y)4
A. x4 + 20x3y + 150x2y2 + 20xy3 + 625y4 B. x4 + 5x3y + 150x2y2 + 250xy3 + 625y4 C. x4 + 4x3y + 6x2y2 + 4xy3 + y4 D. x4 + 20x3y + 150x2y2 + 500xy3 + 625y4
Solve the problem. Round to the nearest cent.Cara needs $9,000 in 6 years. What amount can she deposit at the end of each quarter at 6% interest compounded quarterly so she will have her $9,000?
A. $314.32 B. $330.58 C. $1290.26 D. $299.37
Clear fractions then solve by substitution. 
x + y = 
+ 2y 4x - 4 + 
= -3 + 5x
A. ?
B. 
C. 
D. 