Question

2. Find the square root of 42.25 correct to two
decimal places step by step please​

Answer 1

answer is 6.50

Step-by-step explanation:

42.25 can be written as 4225/100

__ now prime factorisation of 4225 is( 13 *13*5*5)

where as 100 in denominator

so root of 4225/100 would be = 65/10=6.50