Advertisements
Advertisements
Question
Simplify and express the following in exponential form:
`(a^5/a^3)xx a^8`
Advertisements
Solution
`(a^5/a^3) xx a^8 = a^(5 - 3) xx a^8` ...(∵ am ÷ an = am - n)
= a2 × a8
= a2 + 8 ...(∵ am × an = am + n)
= a10
RELATED QUESTIONS
Simplify and express the following in exponential form:
`(4^5 xx a^8b^3)/(4^5 xx a^5b^2)`
Simplify:
`(3^5 xx 10^5 xx 25)/(5^7 xx 6^5)`
Simplify: `(12^4 xx 9^3 xx 4)/(6^3 xx 8^2 xx 27)`
Simplify: `(2 xx 3^4 xx 2^5)/(9 xx 4^2)`
[(–3)2]3 is equal to ______.
The value of `(10^22 + 10^20)/10^20` is ______.
Simplify and express the following in exponential form:
`[(3/7)^4 xx (3/7)^5] ÷ (3/7)^7`
Simplify and express the following in exponential form:
`[(7/11)^5 ÷ (7/11)^2] xx (7/11)^2`
Evaluate:
`(5^4 xx 7^4 xx 2^7)/(8 xx 49 xx 5^3)`
Evaluate:
`(15^4 xx 18^3)/(3^3 xx 5^2 xx 12^2)`
