Advertisements
Advertisements
प्रश्न
Simplify:
\[\left( 2^{- 1} + 3^{- 1} \right)^{- 1}\]
योग
Advertisements
उत्तर
\[\left( 2^{- 1} + 3^{- 1} \right)^{- 1} = \left( \frac{1}{2} + \frac{1}{3} \right)^{- 1} {\to (a}^{- 1} = 1/a) \]
\[ = \left( \frac{5}{6} \right)^{- 1} = \frac{6}{5} {\to (a}^{- 1} = 1/a)\]
\[ = \left( \frac{5}{6} \right)^{- 1} = \frac{6}{5} {\to (a}^{- 1} = 1/a)\]
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Express the following as a rational number of the form \[\frac{p}{q},\] where p and q are integers and q ≠ 0.
\[\left( \frac{2}{3} \right)^{- 2}\]
Find the value of the following:
(30 + 4−1) × 22
Simplify:
\[\left( 2^{- 1} + 3^{- 1} \right)^{- 1}\]
Simplify:
\[\left( 2^2 + 3^2 - 4^2 \right) \div \left( \frac{3}{2} \right)^2\]
By what number should 5−1 be multiplied so that the product may be equal to (−7)−1?
Express the following as a rational number in the form \[\frac{p}{q}:\]
\[\left( \frac{1}{4} \right)^{- 1}\]
Express the following rational numbers with a positive exponent:
\[\left\{ \left( \frac{3}{2} \right)^4 \right\}^{- 2}\]
Which of the following is not equal to \[\left( \frac{- 3}{5} \right)^4 ?\]
\[\left( \frac{- 1}{2} \right)^5 \times \left( \frac{- 1}{2} \right)^3\] is equal to
For a fixed base, if the exponent decreases by 1, the number becomes ______.
