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How many terms are in the binomial expansion of (3x + 5)9?

10

Which expression represents the fourth term in the binomial expansion of (e + 2f)10?

10C3(e7)(2f)3 A

What is the binomial expansion of (2x - 3)5?

(2x)5 - 15(2x)4 + 90(2x)3 - 270(2x)2 + 405(2x) - 243 A

What is the second term in the binomial expansion of (2r - 3s)12?

-73,728r11s A

What is the coefficient of the x4-term in the binomial expansion of (x + 3)12?

12C8(3)8 D

What is the coefficient of the third term in the binomial expansion of (a + b)6?

15

Which statement about the simplified binomial expansion of (a + b)n, where n is a positive integer, is true?

The values of nC0 and nCn are equal to 1. C

What is the coefficient of the x9y-term in the binomial expansion of (2y + 4x3)4?

512

The side length, s, of a cube is 4x2 + 3. If V = s3, what is the volume of the cube?

64x6 + 144x4 + 108x2 + 27 A

Which statement about the binomial expansion of (x2 - x)9 is true?

The last term is -x9. D


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