Factor completely, or state that the trinomial is prime.21x3 - 69x2 + 18x

A. x(7x - 2)(3x - 3)
B. 3x(7x + 2)(x + 3)
C. prime
D. 3x(7x - 2)(x - 3)


Answer: D

Mathematics

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Simplify.(12.08 - 4.38)

A. 7.76 B. 6.16 C. 6.56 D. 5.36

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Solve the equation.(x + 6) = (x + 8)

A. {3} B. -4 C. -12 D. 4

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Find the opposite of the integer.28

A. 0
B.
C. -28
D. 28

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Graph the parabola and give its vertex, axis, x-intercepts, and y-intercepts.f(x) = -7x2 - 2x - 9

A. vertex ; axis is x = ;
no x-intercepts; y-intercept is -9

B. vertex ; axis is x = - ;
no x-intercepts; y-intercept is 9

C. vertex ; axis is x = ;
no x-intercepts; y-intercept is 9

D. vertex ; axis is x = - ;
no x-intercepts; y-intercept is -9

Mathematics