Simplify the expression. Assume that variables represent nonzero numbers.(n6)4(m6n)4

A. m24n28
B. m10n14
C. m24n25
D. m24n96


Answer: A

Mathematics

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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the acceleration vector.r(t) = (6 ln(2t))i + (7t3)j

A. a = - 3t-2i + 42tj
B. a = t-2i + 42tj
C. a = - i + 42tj
D. a = i + 21tj

Mathematics

Solve for the specified variable.P = S1 + S2 + S3  for S3

A. S3 = S1 + P - S2 B. S3 = P - S1 - S2 C. S3 = P + S1 + S2 D. S3 = S1 + S2 - P

Mathematics

Solve and graph.x2 - 5x - 6 < 0

A. x > 6


B. -1 < x < 6


C. -1 > x > 6


D. x < -1


Mathematics

Find the vertex of the parabola.y = 2x2 - 12x + 16 = 0

A.
B. (3, -2)
C.
D.  

Mathematics