Question

find the value of .( (2)^-2+(3)^-2+(4)^-2 )​

Answer 1

Answer:

61/144

Solution:

2^-2 + 3^-2 + 4^-2

1/4 + 1/9 + 1/16

Find LCD of 4, 9, 16 = 144

36/144 + 16/144 + 9/144

61/144

Hope this helps!