Provide an appropriate response.If f(x) = 
and g(x) = x2 - 7, then f(g(7)) =
A. 81.
B. 
.
C. 
.
D. 84.
E. -3.
Answer: C
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Solve the equation or inequality. Write inequality solutions in interval notation.
= 
A. -44 B. -4 C. 44 D. 4
Solve the problem.In a certain coastal basin, the sea water contains 3.6 grams of salt per 1000 milliliters of water. How many grams of salt would be in 5 liters of the sea water.
A. 180 g B. 18 g C. 0.18 g D. 1800 g
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.6
(
+ 
)
A. 6
+ 7
B. 42
+ 42
C. 6
+ 7
D. 6
+ 42
The graph of a certain function y = f(x) and the zero of that function is given. Using this graph, find a) the x-intercept of the graph of y = f(x) and b) the solution to the equation f(x) = 0.
A. a. -2 b. x = 0 B. a. -1 b. x = -1 C. a. -2 b. x = -2 D. a. 0 b. x = -2