Question

Q:21 If x=13+2/2: and
= 13+2/2: and y= 13-272,
evaluate x4 + y4 +6x2y2​

Answer 1

Answer:

Ans is - 47626

Step-by-step explanation:

x = 13 + 2/2 = 15/2

y = 13-272 = -259

so, x4 +y4 + 6x2y2

= 4×15/2+4×-259+6×2×-259×2

= 30 -1936 -46620

= -47626

The answer is –47626