Show that f and g are inverses of each other by verifying that f(g(x)) = x = g(f(x)).
; 
What will be an ideal response?
f(g(x)) = f
= 
/4 = 4x/4 = x
g(f(x)) = g
= 4
- 8 = 
- 8 = x
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Solve the problem.The number of cows that can graze on a ranch is approximated by C = 9x + 5y - 5, where x is the number of acres of grass and y the number of acres of alfalfa. If the ranch has 80 acres of alfalfa and 65 acres of grass, how many cows may graze?
A. 980 cows B. 1045 cows C. 1040 cows D. 985 cows
Find the least common multiple (LCM) of the pair of numbers.2 and 4
A. 2 B. 4 C. 16 D. 8
Simplify using order of operations.-|108| ÷ (-|9|) ÷ (-6) ? 10 ÷ (-|-5|)
A. -4 B. 4 C. -144 D. 144
A capacitor is marked as a 41 æf. The following values are measured from a bin containing several values in æf. Calculate the mean value.
40, 42, 40, 39, 40, 42, 41, 41 a. 40.6 b. 39.7 c. 41.2 d. 40