Factor completely.x2 - x - 63
A. (x - 63)(x + 1)
B. (x - 7)(x + 9)
C. Prime
D. (x + 7)(x - 9)
Answer: C
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Factor by grouping.x3 - 2x2 + 9x - 18
A. (x2 - 2x) + 9(x - 2) B. (x + 9)(x2 - 2x)(x - 2) C. x(x2 - 2x + 9) - 18 D. (x2 + 9)(x - 2)
A condominium complex was purchased by a group of private investors for $1.3 million and sold 6 year(s) later for $3.8 million. Find the annual rate of return (compounded continuously) on their investment. Round your answer to the nearest hundredth. ? Annual rate is __________% per year.
Fill in the blank(s) with the appropriate word(s).
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
Heights (in inches) obtained by a group of people in a random survey is reported in the table. What is the expected height (in inches)? Please round your answer to one decimal place. HeightsProbability550.001600.022650.104700.373750.373800.104850.022900.001? __________ in ?
Fill in the blank(s) with the appropriate word(s).