Question

Find the square root.

±√1.69 = ____ and ____

Answer 1

±√1.69 = +1.3 and -1.3

Explanation:

√169 = 13

square root and two digits after dot means the result need to has one digit after dot (number of digits after dot divided by 2 because of square root)

so √1.69 = 1.3