Math, asked by bts32, 4 months ago

Prove that (a+b+c) - a' -b' c = 3(a+b)(b + c)(c + a)
Q13. If x + 1/x = 5, find the value of x?+ 1/x?

Answers

Answered by DarshilThakkar

1

Step-by-step explanation:

only simplification and then find out x from value of D

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