Question

Chapter => Exponents & Powers

Evaluate this sum

Answer 1

i think 1/60
i hope help this answer

Answer 2

Given⤵️

evaluate :-[5^-1×2^-1)×6^-1

solution ☞

we know that 1^-1=1/1

2^-3=1/8

4^-2=1/4²=1/16

[5^-1×2^-1]×6^-1

=[1/5×1/2]×1/6

=1/10×1/6

=1/60

base :-

a number base is the number of digits or combination of digits that a system of counting uses to represent numbers .a base can be any whole number greater than 0

exponent:-

an exponent refers to the number of times a number is multiplied by itself .for example in b^x

b is the base and x is exponent