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

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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