Perform the indicated operation.(-3n3)(6n4)

A. 3n7
B. -18n7
C. 3n12
D. -18n12


Answer: B

Mathematics

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Solve the problem.Given the acceleration, initial velocity, and initial position of a body moving along a coordinate line at time t, find the body's position at time t.a = 20 cos 3t, v(0) = 3, s(0) = -4

A. s = -  sin 3t + 3t - 4
B. s = -  cos 3t + 3t - 4
C. s =  cos 3t - 3t - 4
D. s =  sin 3t + 3t - 4

Mathematics

Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary. = 

A. x = 0.07 B. x = 2.8 C. x = 36.75 D. x = 3.5

Mathematics

Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 + 6x - 8

A. vertex (-3-1)
intercepts (-4, 0), (- 2, 0), (0, 8)

B. vertex (3, -1)
intercepts (4, 0), (2, 0), (0, 8)

C. vertex (-3, 1)
intercepts (-4, 0), (- 2, 0), (0, -8)

D. vertex (3, 1)
intercepts (4, 0), (2, 0), (0, -8)

Mathematics

Determine whether the equation defines y as a function of x. y2 = 8 - x2

A. function B. not a function

Mathematics