Question 54
xm×xn=xm+n, where x is a non-zero rational number and m, n are positive integers.
True If x is a rational number and m and n are positive integers, then xm×xn=xm+n
Question 51
xm+xm=x2m, where x is a non-zero rational number and m is a positive integer.
Question 52
xm×ym=(x×y)2m, where x and y are non-zero rational numbers and m is a positive integer.
xm÷ym=(x÷y)m, where x and y are non-zero rational numbers and m is a positive integer.
Question 12
In the following question, out of the four options, only one is correct. Write the correct answer:
If x be any non-zero integer and m,n be negative integers, then xm×xn is equal to: (a) xm (b) x(m+n) (c) xn (d) x(m−n)