Solve the equation.a - 8 = -2
A. a = 10
B. a = 6
C. a = -6
D. a = -10
Answer: B
Mathematics
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Solve the given trigonometric equation by use of a graphing calculator. Use values of x for 0 ? x < 2?.sin 4x - sin 2x = 2cos x
A. 4.01, 5.42 B. 1.57, 4.01, 4.71, 5.42 C. 0.52, 1.57, 2.62, 4.71 D. 0.86, 1.57, 2.28, 4.71
Mathematics
Determine the degree of the polynomial.-15 - 2x - 4x2 - 18x3 - 17x4
A. -13 B. -17 C. 4 D. 21
Mathematics
Solve the problem.Determine whether the ordered triple (-3, -1, 4) is a solution of the system of equations.2x - 2y - 3z = -164x - 3y + 3z = 3 x + y - 5z = -24
A. No B. Yes
Mathematics
Find the determinant of the given matrix.
A. 0 B. 7 C. -7 D. -23
Mathematics