Question

which of the following should be added to
О a
4.164
make x
perfect square​

Answer 1

Answer:

(2) 16x2 x2 + 64 = (x2)2 + 82 – 2 x (x2) x 8 = (x2 – 8)2 2 x (x2) x 8 must be added i.e, 16x2 must be addedRead more on Sarthaks.com - https://www.sarthaks.com/942660/which-of-the-following-should-be-added-to-make-x-4-64-a-perfect-square-1-4x-2-2-16x-2-3-8x-2-4-8x-2?show=942677#a942677