Download App

Cubes and Cube Roots — Maths STD 8 — Question

Maharashtra BoardEnglish MediumSTD 8MathsCubes and Cube Roots2 Marks
Question
Evaluate:
$\sqrt[3]{729}$
✓

Answer

$\sqrt[3]{729}$ By prime factorisation, we have$729=\underline{3\times3\times3}\times\underline{3\times3\times3}$
$= (3\times3)^3$ $= 9^3$ $\therefore\sqrt[3]{729}=9$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Mark Question" from Cubes and Cube Roots→Cubes and Cube Roots — all question types→Maths STD 8 question papers→Maharashtra Board STD 8 question papers→Maharashtra Board question paper generator→

Similar questions

Find the squares of the following numbers:
$862$
→
Factories:
$a^2+14 a+48$
→
Find the cost of plastering the inner surface of a well at Its 9.50 per $m ^2$, if it is 21 m deep and diameter of its top is 6 m .
→
The product of two rational numbers is $\frac{-8}{9}$ If one of the numbers is $\frac{-4}{15},$ find the other.
→
Find discount in percent when
(i) M.P. = Rs. 900 and S.P. = Rs. 873
→
Divide $4\text{z}^3+6\text{z}^3+6\text{z}^2-\text{z}\text{ by }-\frac{1}{2}\text{z}.$
→
In a single throw of a coin, what is the probability of getting a tail?
→
Write the following numbers in the usual form:
$3.25 \times 10^{-7}$
→
Find the least number which be added to the following numbers to make tham a perfect square:
4931
→
Find following products:
$(x-4)(x-4)$
→