Solve the polynomial equation. In order to obtain the first root, use synthetic division to test the possible rational roots. 2x4 - 15x3 + 45x2 - 45x + 13 = 0
A. {1, - 
, 2 + 3i, 2 - 3i}
B. {1, 
, 3 + 2i, 3 -2i}
C. {-1, 
, 3 + 2i, 3 - 2i}
D. {-1, - 
, 2 + 3i, 2 - 3i}
Answer: B
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Evaluate the work done between point 1 and point 2 for the conservative field F.F = (y + z)i + xj + xk; P1(0, 0, 0), P2(7, 4, 8)
A. W = 0 B. W = 84 C. W = -28 D. W = 28
Determine whether the equation defines y as a function of x.y = -2x2 - 3x - 4
A. No B. Yes
Multiply.(-7)8 ? (-7)7
A. -4956 B. (-7)15 C. 4915 D. 715
Use a system of linear equations to solve the problem.Devon purchased tickets to an air show for 8 adults and 2 children. The total cost was 
. The cost of a child's ticket was 
less than the cost of an adult's ticket. Find the price of an adult's ticket and a child's ticket.
A. adult's ticket: $15; child's ticket: $11 B. adult's ticket: $12; child's ticket: $8 C. adult's ticket: $14; child's ticket: $10 D. adult's ticket: $13; child's ticket: $9