Find an equation of the tangent line at x = a.y = x2 - x; a = 2
A. y = 3x + 4
B. y = 3x + 6
C. y = 3x - 4
D. y = 3x - 6
Answer: C
Mathematics
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Factor.64xy4 + 27x4y
A. xy(4y + 3x)(16y2 - 12xy + 9x2) B. xy(4y - 3x)(16y2 + 12xy - 9x2) C. x(4y2 + 3xy)(16y2 - 12xy + 9x2) D. xy(4y - 3x)(16y2 + 12xy + 9x2)
Mathematics
Find the difference using your calculator. Subtract 45.52 from - 135.54
A. 90.02 B. -181.06 C. 181.06 D. -90.02
Mathematics
Solve the problem.Find the difference in base four notation.
A. 232four B. 199four C. 143four D. 133four
Mathematics
Solve each system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.x - y + 2z + w = 2y + z = 2z - w = 3
A. {(-5 - 4w, -1 - w, 3 + w, w)} B. {(-5, -1, 3, w)} C. ? D. {(-9, -2, 4, 1)}
Mathematics