Complete the identity.
- 1 = ?
A. 1 - sin ?
B. 0
C. 1
D. -sec2 ?
Answer: B
Mathematics
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Determine if the given ordered triple is a solution of the system.(5, 3, -4)
A. not a solution B. solution
Mathematics
Solve the problem.The manufacturer's cost, C, in dollars, can be found using the formula 
where n is he number of parts produced. Find the cost when 729 parts are produced.
A. $3950 B. $56 C. $6200 D. $15,200
Mathematics
Add or subtract.(x3 - 3x2 + 20x) - (6x2 - 6x + 13)
A. x3 - 9x2 + 26x - 13 B. x3 - 9x2 + 14x + 13 C. x3 - 9x2 + 14x - 13 D. x3 + 9x2 - 14x - 13
Mathematics
Solve for the indicated variable.P = 2L + 2W for L
A. L = 
B. L = 
C. L = P - W
D. L = d - 2W
Mathematics