Answer the following — task. Mathematics CBSE, Class 8.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1) Sheela drove the car at the speed of

6 x^{2}

km/hour and covered

(18 x^{5} y^{2} + 19 x^{4} z + 19 x^{2})

\(km\). Find the time taken by Sheela to cover the distance.

\((\)

i x^{i} y^{2}

\(+\)

\frac{i}{i} x^{i} z

\(+\)

\frac{i}{i}

\()\) hours.

[Note: Insert the suitable coefficient and powers of variables as per the given order and write the constant value in the last answer box.]

2) Simplify the following:

\frac{21 (2 x - 16 y)}{7 (x - 8 y)}

\(=\) .

Did you find an error?

6. Answer the following