Math, asked by tumpadas528, 9 months ago

Given
2a+ 3b = 7
ab =2
Find the value of 4a² + 3b²

Answers

Answered by shridharbelagavi900

1

Answer:

2a + 3b = 7

Squaring both sides we get,

4a² + 9b² + 24ab = 49••••(i)

[ ( a + b )² = a² + 2ab + b² ]

Put ab = 2 in equation (i)

4a² + 9b² + 48 = 49

4a² + 9b² = 1

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