Determine the number that should be added to complete the square of the expression. Then factor the expression.x2 + 16x
A. 8; (x + 8)2
B. 64; (x + 8)2
C. 64; (x - 8)2
D. -8; (x + 8)2
Answer: B
You might also like to view...
Simplify using the quotient rule. 
A. 
B. 
C. 
D. 
Perform the indicated operation and reduce the answer to lowest terms.
- 
+ 
A. - 
B. 
C. 
D. - 
Solve the problem.Assume that the half-life of Carbon-14 is 5700 years. Find the age (to the nearest year) of a wooden axe in which the amount of Carbon-14 is 30% of what it originally had.
Fill in the blank(s) with the appropriate word(s).
Find the inverse of the function, and state the domain and range of the inverse function.f(x) = 5 cos (2x) + 8 for 0 ? x ? 
A. f-1(x) = 
cos-1 
; domain = [3, 13]; range = 
B. f-1(x) = 
cos-1 
; domain = [-13, 13]; range = 
C. f-1(x) = 
cos-1 
; domain = [3, 13]; range = 
D. f-1(x) = 
cos-1 
; domain = [3, 13]; range = 