Question

The value of 9 X square + 49 y square - 42 x y when x is equal to 15 and Y is equal to 13

Answer 1

Answer:

9 x ^ 2 + 49 Y if x is equal to 15 and Y is equal to 13 then

9 into 15 ^ 2 + 49 into 13 =

425 + 637 is equals to 1062 .

Answer 2

2116

Step-by-step explanation:

9x^2+49y^2-42xy = (7y-3x)^2 =46^2