Arts (English Medium) Class 12 - CBSE Question Bank Solutions

Using differential, find the approximate value of the  \[\sqrt{0 . 48}\] ?

Using differential, find the approximate value of the \[\left( 82 \right)^\frac{1}{4}\] ?

Using differential, find the approximate value of the \[\left( \frac{17}{81} \right)^\frac{1}{4}\] ?

Using differential, find the approximate value of the \[\left( 33 \right)^\frac{1}{5}\] ?

Using differential, find the approximate value of the \[\sqrt{36 . 6}\] ?

Using differential, find the approximate value of the \[\sqrt{49 . 5}\] ?

Using differential, find the approximate value of the \[\left( 3 . 968 \right)^\frac{3}{2}\] ?

Using differential, find the approximate value of the \[\left( 1 . 999 \right)^5\] ?

Using differential, find the approximate value of the  \[\sqrt{0 . 082}\] ?

Using differential, find the approximate value of the \[{25}^\frac{1}{3}\] ?

If the radius of a sphere is measured as 9 cm with an error of 0.03 m, find the approximate error in calculating its surface area ?

Find the approximate change in the surface area of a cube of side x metres caused by decreasing the side by 1% ?

If the radius of a sphere is measured as 7 m with an error of 0.02 m, find the approximate error in calculating its volume ?

Find the approximate change in the value V of a cube of side x metres caused by increasing the side by 1% ?

If y = log_e x, then find ∆y when x = 3 and ∆x = 0.03 ?