1) Factorise 5a²-b²-4ab+7a-7b
2) Factorise (x²-x) (4x²-4x-5) -6
Answers
Answer:
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Step-by-step explanation:
1.
5a2-b2-4ab+7a-7b =5a2-4ab-b2+7(a-b) =5a2-5ab+ab-b2+7(a-b) =5a(a-b)+b(a-b)+7(a-b) =(a-b)(5a+b+7)Read more on Sarthaks.com - https://www.sarthaks.com/416432/factorize-5a-2-b-2-4ab-7a-7b?show=418053#a418053
2.Explanation: x3-4x2-4x-5. Final result : (x2 + x + 1) • (x - 5). Reformatting the input : Changes made to your input should not affect the solution:.
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Answer:Explanation: x3-4x2-4x-5 Final result : (x2 + x + 1) • (x - 5) Reformatting the ... More
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