Question

If x = 2 - 2 and y = 1 find the value of 4 y square - 9 x square into 16 y to the power 4 + 36 x square y square + 821 x to the power 4

Answer 1

Here. x = 3+ √8. x = (3+√8)(3-√8) / (3-√8). x = (9 -8) / (3-√8). x = 1/ (3 -√8). Or we can write 1/x = (3-√8). Put the value and find out.