Math, asked by saptarshidas25, 5 hours ago

If x+y =8 and x-y=2 , find the value of 9x^2+16y^2

Answers

Answered by anasnakhuda788

5

Answer:

X+y=8

x-y=2

2x=10

X=5

5+y=8

y=3

Step-by-step explanation:

9(5)^2+16(3)^2

9(25)+16(9)

225+144

=369

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