Multiply.(x + 4y)(x - 9y)
A. x2 - 5xy - 5y2
B. x - 5xy - 36y
C. x2 - 8xy - 36y2
D. x2 - 5xy - 36y2
Answer: D
Mathematics
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Find the future value of the given annuity. Round to the nearest cent.$1000 invested annually for 9 years at 6% interest compounded annually
A. $9897.47 B. $28,157.98 C. $2656.41 D. $11,491.32
Mathematics
Find the slope of the line and sketch the graph.y - 4 = 0
A. Slope: 0
B. Slope: 
C. Slope: Undefined
D. Slope: 4
Mathematics
Evaluate the expression.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find a symbolic representation for f-1(x).f(x) = (x - 9)2
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 9
D. Not a one-to-one function
Mathematics