Find the indicated term of the binomial expansion.(5 + y)9 ; term containing y4

A. 393,750y4
B. 126y4
C. 78,750y4
D. 3125y4


Answer: A

Mathematics

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A. 0, , ?
B.
C.
D. 0

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Multiply.(x - 3)(x + 5)(4x - 2)

A. 4x3 - 6x2 + 64x + 30 B. 4x3 + 6x2 - 64x + 30 C. 4x3 - 64x2 + 6x + 30 D. 4x3 + 30

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Solve the system of equations by using substitution. 

A. x = 3, y = 9 B. x = 2, y = 8 C. x = 2, y = 9 D. x = 3, y = 8

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