3.2 Binomial Expansion

Expand the expression.
(2x+5)⁴

• 2x⁴ + 40x³ + 300x² + 1000x +625
• 16x⁴ + 160x³ +600x² +1000x + 625
• 16x⁴ + 1000x³ + 600x² + 160x +625

Find the fourth term of the expansion (5+3y)⁵.

• 2025y⁴
• 750y³
• 75y⁴
• 6750y³

Find the 2nd term in the expansion of 
(2b + 1)³

• 12b²
• 6b
• 8b³
• 4b²

Expand: $(2x-3)^4$   

•  $16x^4-96x^3+216x^2-216x+81$  

•  $16x^4+96x^3+216x^2+216x+81$  

•  $16x^4+98x^3+216x^2+216x+81$  

•  $16x^4-98x^3+216x^2-216x+81$  

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

Expand completely.

• 64x⁶-576x⁵+2160x⁴-4320x³+4860x²-2916x+729
• 64x⁶+576x⁵+2160x⁴+4320x³+4860x²+2916x+729
• x⁶-18x⁵+135x⁴-540x³+1215x²-1458x+729
• x⁶-+18x⁵+135x⁴+540x³+1215x²+1458x+729

State the coefficient for the a⁴b² term of (2a - 3b)⁶.

• -90
• 2160
• 15
• -3240

Expand the binomial. (4x+3y)⁴

(a)