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Simplify the following expression : (2...

Simplify the following expression :
`(2/3 xx 1/6) +(2/3 xx 7/2) -((13)/4 xx 4/3)=?`

A

`(14)/3`

B

`-(17)/9`

C

`(29)/3`

D

`(23)/9`

Text Solution

AI Generated Solution

The correct Answer is:
To simplify the expression \((\frac{2}{3} \times \frac{1}{6}) + (\frac{2}{3} \times \frac{7}{2}) - \left(\frac{13}{4} \times \frac{4}{3}\right)\), we will follow these steps: ### Step 1: Calculate each term separately. 1. **First term**: \(\frac{2}{3} \times \frac{1}{6}\) \[ = \frac{2 \times 1}{3 \times 6} = \frac{2}{18} = \frac{1}{9} \] 2. **Second term**: \(\frac{2}{3} \times \frac{7}{2}\) \[ = \frac{2 \times 7}{3 \times 2} = \frac{14}{6} = \frac{7}{3} \] 3. **Third term**: \(\frac{13}{4} \times \frac{4}{3}\) \[ = \frac{13 \times 4}{4 \times 3} = \frac{52}{12} = \frac{13}{3} \] ### Step 2: Combine the results from Step 1. Now, we substitute these results back into the expression: \[ \frac{1}{9} + \frac{7}{3} - \frac{13}{3} \] ### Step 3: Simplify the expression. First, we can combine the fractions with a common denominator. The common denominator for \(9\) and \(3\) is \(9\). 1. Convert \(\frac{7}{3}\) and \(\frac{13}{3}\) to have a denominator of \(9\): \[ \frac{7}{3} = \frac{7 \times 3}{3 \times 3} = \frac{21}{9} \] \[ \frac{13}{3} = \frac{13 \times 3}{3 \times 3} = \frac{39}{9} \] 2. Now substitute back: \[ \frac{1}{9} + \frac{21}{9} - \frac{39}{9} = \frac{1 + 21 - 39}{9} = \frac{22 - 39}{9} = \frac{-17}{9} \] ### Final Answer: \[ \frac{-17}{9} \]
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