Binomial Theorem

Expand the expression using the Binomial Theorem.

(2x+5)⁴

• 2x⁴ + 40x³ + 300x² + 1000x +625

• 16x⁴ + 160x³ +600x² +1000x + 625

• 16x⁴ + 1000x³ + 600x² + 160x +625

Expand

• A

• B

• C

• D

Find the product:
(y - 3)(y + 7)

• y² - 21

• y² + 10x - 21

• y² + 4y - 21

• 2y - 10

Find the product:

(3x² – 1)(3x² + 5x+4)

• 6x² + 4x + 5

• 9x⁴ + 15x³ - 4x

• 6x² + 15x³ - 20x² - 5x + 4

• 9x⁴ + 15x³ - 9x² - 5x - 4

Which row of Pascal's Triangle would you use to expand (x+y)³?

• 1

• 1  1

• 1  2  1

• 1  3  3  1

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

How many terms are the in the expansion of (1+b)⁵

• 5

• 6

• 25

• 50

• 3

If the top row of Pascal's Triangle is row 0, then what is the sum of the numbers in the eighth row?

• 255

• 256

• 257

• 260

• 264