Math, asked by riteshkumar898839845, 4 months ago

What should be added to 3m2-5n2
to get 4m2+ 2n2 +2mn .

Answers

Answered by aditiyadav02

2

Answer:

x = m² + 7n² + 2mn

Step-by-step explanation:

Let the number to be added be x.

==: 3m² - 5n² + x = 4m² + 2n² + 2mn

==: x = 4m² + 2n² + 2mn - (3m² - 5n²)

==: x = 4m² + 2n² + 2mn - 3m² + 5n²

==: x = m² + 7n² + 2mn

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