How to do number 1,4 and 5?

How to do number 1,4 and 5? .. 0.20Ws *Ill 4G VoLTE .:30 AM N me rot*s M me quÜMic equation • •q O are t", W

Dear Student,

The solution to your ( 4th ) query has been provided below:

We have : x-ax-bx - a - b = x-cx-dx - c - d , So

x2-a x - b x +abx - a - b = x2-c x - d x +cdx - c - dx2-a + b x +abx-a + b = x2-c + d x +cdx-c + dx x-a + b+abx-a + b = x x-c + d+cdx-c + dx x-a + bx-a + b +abx-a + b= x x-c + dx-c + d+cdx-c + dx +abx-a + b= x+cdx-c + dabx-a + b=cdx-c + dab x - abc + d = cd x - cd a + bab x  - cd x = abc + d- cd a + bxab - cd   = abc + abd- acd - bcdx = abc + abd- acd - bcdab - cd                              ( Ans )

Hope this information will clear your doubts about topic.

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