Advertisements
Advertisements
Question
Compute:
`(-5)^4xx(-5)^6÷(-5)^9`
Sum
Advertisements
Solution
`(-5)^4xx(-5)^6÷(-5)^9`
= `(-5)^4/1 xx (-5)^6/1 xx 1/(-5)^9`
= `(-5)^10/(-5)^9 = (-5)^{10 - 9} = -5`
shaalaa.com
More About Exponents
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Compute:
`(56/28)^0÷(2/5)^3xx16/25`
Compute:
`(12)^-2xx3^3`
Evaluate:
`8^0+4^0+2^0`
Evaluate:
`(8+4+2)^0`
Evaluate:
`9^0+9^-1-9^-2+9^(1/2)-9^(-1/2)`
Simplify:
`"x"^10"y"^6÷"x"^3"y"^-2`
Simplify:
`(125"x"^-3)^(1/3)`
Simplify:
`(-2"x"^(2/3)"y"^(-3/2))^6`
Prove that:
`("m"+"n")^-1("m"^-1+"n"^-1)=("m""n")^-1`
Find the value of n, when:
`12^-5xx12^(2"n"+1)=12^13÷12^7`
