Solve using Cramer's rule.
A. (5, -6)
B. (6, -5)
C. (-5, 6)
D. (-6, -5)
Answer: C
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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(5, 4, 9)
A. W = 20 B. W = -25 C. W = 0 D. W = 65
Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?
A. $1.00 B. $0.75 C. $1.75 D. $50
Find the quotient and the remainder.x2 + 5x - 28 divided by x + 9
A. x - 4; remainder 0 B. x - 4; remainder 8 C. x - 8; remainder 4 D. x + 4; remainder 8
Find the linear factorization of the polynomial and find all roots of the polynomial. f(x) = x2 + 49
A. f(x) = (x + 7i)(x - 7i), roots: ± 7i B. f(x) = (x + 7i)2, roots: ± 7i C. f(x) = (x + 7)2, roots: ± 7 D. f(x) = (x + 49i)(x - 49i), roots: ± 49i