Question

if 2 X + 3 Y is equal to 8 and X Y is equal to 4 then find the value of 4 x power 2 + 9 by power 2​

Answer 1

Answer:

sorryyyyyyyyyyyyyyyyyyyyyyyy

Answer 2

Answer:

16

Step-by-step explanation:

2x+3y=8

xy=4

$(2x + 3y)^{2} = 4{x}^{2} + 9 {y}^{2} + 2 \times 2x \times 3y \\ {8}^{2} = 4 {x}^{2} + 9{y}^{2} + 48 \\ 64 - 48 = 4 {x}^{2} + 9 {y }^{2} \\ 16 = 4 {x}^{2} + 9 {y}^{2}$