How do you simplify the expression #(7^3 x^6)/(7^6 x^4)#?
1 Answer
Apr 18, 2016
Explanation:
Using the
#color(blue)" rules for exponents " #
#• a^m/a^n = a^(m-n) #
#• a^(-m) hArr 1/a^m #
#(7^3 x^6)/(7^6 x^4) = 7^3/7^6 xxx^6/x^4# applying the above rules :
#7^3/7^6 xxx^6/x^4 = 7^(3-6)xxx^(6-4) = 7^(-3) xxx^2# and
# 7^(-3)xxx^2 = x^2/7^3 = x^2/343 #
