English

Simplify: [ ( 1 3 ) − 3 − ( 1 2 ) − 3 ] ÷ ( 1 4 ) − 3 - Mathematics

Advertisements
Advertisements

Question

Simplify:

\[\left[ \left( \frac{1}{3} \right)^{- 3} - \left( \frac{1}{2} \right)^{- 3} \right] \div \left( \frac{1}{4} \right)^{- 3}\]
Sum
Advertisements

Solution

\[\left[ \left( \frac{1}{3} \right)^{- 3} - \left( \frac{1}{2} \right)^{- 3} \right] \div \left( \frac{1}{4} \right)^{- 3}\]-`(3^3-2^3)div4^3`   `->(a^n=1/(a^n))`

`=(27-8)div64`

`=19xx1/64`

`=19/64`

shaalaa.com
  Is there an error in this question or solution?
Chapter 2: Powers - Exercise 2.1 [Page 8]

APPEARS IN

RD Sharma Mathematics [English] Class 8
Chapter 2 Powers
Exercise 2.1 | Q 5.3 | Page 8

Video TutorialsVIEW ALL [1]

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×