## if 4X square + Y square equals to a and xy equals to B find the value of 2x + Y

Question

if 4X square + Y square equals to a and xy equals to B find the value of 2x + Y

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Mathematics
11 months
2021-06-30T15:14:57+00:00
2021-06-30T15:14:57+00:00 2 Answers
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## Answers ( )

Step-by-step explanation:If 4x^2 + y^2 = a and xy = b , find the value of 2x + y .

4x

2

+y

2

=a and xy=b

4x

2

+4xy+y

2

=a+4b

⟹(2x+y)

2

=a+4b

⟹2x+y=

a+4b