Question

(a + b)² - 11(a + b) - 42​

Answer 1

a²+b²+2ab-11a-11b-42

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Answer 2

Answer:

(a+b)^2-11(a+b)-42

a^2+2ab+b^2-11a-11b-42 Answer...

Since,there are no like terms so answer remains the same.