Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = 11(x - 5)2 + 9
A. (5, 9)
B. (11, 5)
C. (9, -5)
D. (-5, 9)
Answer: A
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Solve.A certain store has a fax machine available for use by its customers. The store charges $2.45 to send the first page and $0.45 for each subsequent page. Use an inequality to find the maximum number of pages that can be faxed for $4.70
A. at most 2 pages B. at most 6 pages C. at most 54 pages D. at most 10 pages
(a) Write the statement symbolically by using parentheses and (b) indicate whether the statement is a negation, conjunction, disjunction, conditional, or biconditional.Let p: The shop is closed. q: It is the weekend. r: It is 9 P.M.The shop is closed if and only if it is the weekend, or it is 9 P.M.
A. (a) (p ? q) ? r; (b) disjunction B. (a) p ? (q ? r); (b) biconditional C. (a) p ? (q ? r); (b) conditional D. (a) (p ? q) ? r; (b) conjunction
Complete the sentence so the result is an identity. Let x be any real number. + tan2x = sec2x
A. 1 B. sin2x C. cos2x D. -1
Solve the problem.The cost of manufacturing a molded part is related to the quantity of parts produced during a production run. When 100 parts are produced, the cost is 
. When 600 parts are produced, the cost is $4300. What is the average cost per part?
A. $6.67 per part B. $0.13 per part C. $8.00 per part D. $9.00 per part