Question 156Sanchay put a 1 cm stick of gum through a 1 - 3-2 machine- How long was the stick when it came out -

If sanchay put a 1 cm stick of gum through a (1 × 3^ 2) machine. Negation ( ) sign in power shrews if is a shrinking machine. So, 1 ×1/3^2 = 1 ×1/9 = 1/9 cm He ...

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Standard IX

Mathematics

Rationalisation of Denominator

Question 156S...

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Question 156

Sanchay put a 1 cm stick of gum through a $(1 \times 3^{- 2})$ machine. How long was the stick when it came out ?

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Solution

If sanchay put a 1 cm stick of gum through a $(1 \times 3^{- 2})$ machine.
Negation (-) sign in power shrews if is a shrinking machine. So, $1 \times \frac{1}{3^{2}} = 1 \times \frac{1}{9} = \frac{1}{9} c m H e n c e, \frac{1}{9} c m$ stick came out.

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Question 156 Sanchay put a 1 cm stick of gum through a (1×3−2) machine. How long was the stick when it came out ?

If sanchay put a 1 cm stick of gum through a (1×3−2) machine. Negation (-) sign in power shrews if is a shrinking machine. So, 1×132=1×19=19cmHence, 19 cm stick came out.

Question 156

Sanchay put a 1 cm stick of gum through a $(1 \times 3^{- 2})$ machine. How long was the stick when it came out ?

If sanchay put a 1 cm stick of gum through a $(1 \times 3^{- 2})$ machine.
Negation (-) sign in power shrews if is a shrinking machine. So, $1 \times \frac{1}{3^{2}} = 1 \times \frac{1}{9} = \frac{1}{9} c m H e n c e, \frac{1}{9} c m$ stick came out.