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Find and Correct the Errors in the Statement: (Z + 5)Square2 = Zsquare2 + 25 - CBSE Class 8 - Mathematics

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Question

Find and correct the errors in the statement: (z + 5)2 = z2 + 25

Solution

L.H.S = (+ 5)2 = (z)2 + 2(z)(5) + (5)2 [(a + b)2 = a2 + 2ab + b2]

z2 + 10z + 25 ≠ R.H.S

The correct statement is (+ 5)2 = z2 + 10+ 25

  Is there an error in this question or solution?

APPEARS IN

 NCERT Solution for Mathematics Textbook for Class 8 (2018 to Current)
Chapter 14: Factorisation
Ex. 14.4 | Q: 12 | Page no. 229
Solution Find and Correct the Errors in the Statement: (Z + 5)Square2 = Zsquare2 + 25 Concept: Concept of Find the Error.
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