Question

factorise:
a ^ 3 + a - b ^ 2 - a ^ 2 * b ^ 2​

Answer 1

Answer:

a(a² + 1) - b²(a² +1 )

= (a² + 1) (a - b)

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Answer 2

Answer:

my dear friend your answer is

Step-by-step explanation:

The equation a 3 +a 2 b+ab+b 2 can be factorised as follows:

a 3 +a 2 b+ab+b 2 =(a 3 +a 2 b)+(ab+b 2 )=

a 2 (a+b)+b(a+b)=(a 2 +b)(a+b)

Hence, a 3+a 2 b+ab+b 2=(a 2+b)(a+b)

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