English

Simplify: - Mathematics

Advertisements
Advertisements

Question

Simplify:

`root5("x"^20"y"^-10"z"^5)÷"x"^3/"y"^3`

Sum

Solution

`root5("x"^20"y"^-10"z"^5)÷"x"^3/"y"^3`

`=("x"^20"y"^-10"z"^5)^(1/5)÷"x"^3/"y"^3`

`="x"^(20xx1/5)."y"^(-10xx1/5)."z"^(5xx1/5)÷"x"^3/"y"^3`

`="x"^4."y"^-2."z"^1xx"y"^3/"x"^3`

`="x"^(4-3)."y"^(-2+3)."z"^1`

`="x""y""z"`

shaalaa.com
Law of Exponents (For Integral Powers)
  Is there an error in this question or solution?
Chapter 2: Exponents - Exercise 2 (B) [Page 34]

APPEARS IN

Selina Concise Mathematics [English] Class 8 ICSE
Chapter 2 Exponents
Exercise 2 (B) | Q 6.1 | Page 34
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×