Use the distributive property to rewrite the expression.7(6r + 6 + 9s)
A. 42r + 6 + 63s
B. 42r + 42 + 9s
C. 42r + 6 + 9s
D. 42r + 42 + 63s
Answer: D
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Answer the question.Use the table of record trout lengths at Yosemite Lake to answer the question. To find the average, add up the values you are interested in and then divide the sum by the number of values. Round your answer to the nearest tenth. 
Find the average length of record trout caught during a weekday.
A. 13.9 in. B. 19.5 in. C. 14.2 in. D. 71.2 in.
Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.
1/f2(x), x = 4
A. - 
B. - 
C. - 
D. 
Solve the problem.A collection of dimes is arranged in a triangular array, with 15 coins in the base row, 14 in the next, 13 in the next, and so forth. Find the value of the collection.
A. $12.00 B. $1.20 C. $6.00 D. $24.00
Completely factor the polynomial or state that the polynomial is prime.2x2 - 72
A. 2(x + 6)(x - 6) B. 2(x - 6)2 C. prime D. 2(x + 6)2