Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.(x5y)4
A. x9y
B. x9y5
C. x20y
D. x20y4
Answer: D
Mathematics
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Graph the system of linear inequalities and indicate the solution set.x - y ? 4x + y ? 10
A. 
B. 
C. 
D. 
Mathematics
Solve the absolute value equation.|-7x - 8| = |-10 - 4x|
A. 
B. 
C. 
D. ?
Mathematics
The function f is one-to-one. Find its inverse.f(x) = x3 - 1
A. f-1(x) = 
+ 1
B. f-1(x) = 
- 1
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Solve by using the square root property.(x - 7)2 = 16
A. x = 3, x = -11 B. x = 11, x = 3 C. x = 23 D. x = 4, x = -4
Mathematics