1) (y²-4) (y²-9)2) (3a²-4b²) ( 3a²+5b²)Solve both using identity

1.	1) (y²-4) (y²-9)2) (3a²-4b²) ( 3a²+5b²)Solve both using identity : x²+x(a+b)(aXb)
Answer» Answer: 1) y²-468y 2) 3a²-60ab² Step-by-step explanation: 1) USING the identity y²+ y (-4-9 ) (4×9) y²+(-4y-9y)(36) y²-13y×36 (y²-468y) 2) 3a²+3a(-4b+5b)(-4b×5b) 3a²+3ab×-20b (3a²-60ab²)

1) (y²-4) (y²-9)2) (3a²-4b²) ( 3a²+5b²)Solve both using identity : x²+x(a+b)(aXb)

Answer»

Answer:

1) y²-468y

2) 3a²-60ab²

Step-by-step explanation:

1) USING the identity

y²+ y (-4-9 ) (4×9)

y²+(-4y-9y)(36)

y²-13y×36

(y²-468y)

2) 3a²+3a(-4b+5b)(-4b×5b)

3a²+3ab×-20b

(3a²-60ab²)

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1) (y²-4) (y²-9)2) (3a²-4b²) ( 3a²+5b²)Solve both using identity : x²+x(a+b)(aXb)​

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1) (y²-4) (y²-9)2) (3a²-4b²) ( 3a²+5b²)Solve both using identity : x²+x(a+b)(aXb)