Question

Evaluate the given question. From class 7 maths exponents and powers

Answer 1

Answer:

31/3

Step-by-step explanation:

3^2=9

3^2+5^0/(7^3×8)^0+1/3 [using a raised to 0 = 1 ] [therefore 5 raised to zero is equals to 1 and 7 in raised to 3 into 8 10 20 is equals to 1 and 3 square is equals to 9 so we get 9 + 1 upon 1 + 1 upon 3]

9+1/1+1/3

10+1/3 [Here, denominators are not same we have to take LCM and multiply to get same denominator [Here, we have multipled 10/1 by 3 and 1/3 by 1]

30/3+1/3

=31/3

Answer 2

Answer: 1

Step-by-step explanation:  if there are zeroes in the answer it is considered as 1 according to law 5 .