Identify the errors and correct them 6xy + 3xy = 9x2y2 - Mathematics

Identify the errors and correct them

6xy + 3xy = 9x²y²

Sum

6xy + 3xy = (6 + 3)xy
= 9xy

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Chapter 3: Algebra - Exercise 3.2 [Page 86]

Chapter 3 Algebra
Exercise 3.2 | Q 6. (ii) | Page 86

Find and correct the errors in the statement: 4(x − 5) = 4x − 5

Find and correct the errors in the statement: 2x + 3y = 5xy

Find and correct the errors in the statement: 5y + 2y + y − 7y = 0

Find and correct the errors in the following mathematical statement. Substituting x = −3 in

x² + 5x + 4 gives (−3)² + 5 (−3) + 4 = 9 + 2 + 4 = 15

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

Find and correct the errors in the statement: (2a + 3b) (a − b) = 2a² − 3b²

Find and correct the errors in the statement: `(3x^2 + 1)/(3x^2) = 1 + 1 = 2`

Find and correct the errors in the statement: `(3x)/(3x + 2) = 1/2`

Find and correct the errors in the statement : `3/(4x + 3) = 1/(4x)`

Identify the errors and correct them

m(4m – 3) = 4m² – 3