Question

find the value of √1089/400 - 660/400

Answer 1

√1089=33
then 33/400-660/400=(-627/400)=(-1.5675)

or

if you meant
√(1089/400)-660/400=√1089/√400-660/400

then it is 33/20-660/400=33/20-33/20=0

hope it helps

Answer 2

Answer:

here is your answer