Add.(7n6 - 8n3 - 7) + (5n6 + 4n3 - 7)
A. -2n6 + 11n3 - 15
B. -6n9
C. 12n6 - 4n3 - 14
D. 12 - 4n6 - 14n3
Answer: C
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Write the compound statement in symbolic form. Let letters assigned to the simple statements represent English sentences that are not negated. Use the dominance of connectives to show grouping symbols (parentheses) in symbolic statements.I change the station if and only if it's not true that both I like the song and the DJ is entertaining.
A. r ? ~(p ? q) B. r ? ~(p ? q) C. r ? (~p ? q) D. (r ? ~p) ? q
Solve the problem.Midtown Antiques has found that sales have decreased 2% from last year. Sales this year are $172,766. Find the amount of last year's sales. Round your answer to the nearest dollar.
A. $177,292 B. $176,292 C. $176,192 D. $176,282
The graph of a quadratic function is given. Find the standard form of the function
A. f(x) = - 
(x - 4)2 - 3
B. f(x) = -2(x - 4)2 - 3
C. f(x) = - 
(x + 4)2 - 3
D. f(x) = -(x - 4)2 - 3
Use a double-angle identity to find the exact value of the expression.1 - 2 sin2 
A. - 
B. 
C. - 
D. 