Question

Q.2 Expand (4x + 3y)3
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Answer 1

( 4x + 3y ) ³

Using the identity

• ( a + b ) ³ = a³ + 3a²b + 3ab² + b³

(4x)³ + 3(4x)²(3y) + 3(4x)(3y)² + (3y)³

64x³ + 3 x 16x² x 3y + 3 x 4x x 9y² + 27y³

64x³ + 144x²y + 108xy² + 27y³

Answer 2

Answer:

refer the attachment