Find the LCD of the rational expressions. Then rewrite each as an equivalent rational expression with the LCD.
; 
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Answer: B
Mathematics
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Simplify.
A. 24 B. -72 C. -24 D. 72
Mathematics
Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The sum of two numbers is 12 and their product is 20. Find the numbers.
A. -10 and -2 B. 10 and 2 C. 10 and -2; -10 and 2 D. 10 and 2; -10 and -2
Mathematics
Find the quotient and the remainder.x2 + 2x - 45 divided by x + 8
A. x - 3; remainder 6 B. x + 6; remainder 3 C. x - 6; remainder 3 D. x - 6; remainder 0
Mathematics
Find a formula for the specified function.Let f(x) = cos(x), g(x) = x - 
, and h(x) = 7x. Find a formula for 
A. F(x) = cos 
B. F(x) = 7 cos(x) - 
C. F(x) = 7 cos(x) - 
D. F(x) = 7 cos 
Mathematics