CBSE Guess > Papers > Important Questions > Class XII > 2010 > Maths > Mathematics By Mr Vasu Raj CBSE CLASS XII Q. 1. If y = x4 - 10 and if x changes from 2 to 1.99, what is the approximate change in y. Q. 2. A circular plate expands under heating so that its radius increases by 2%. Find the approximate increase in the area of the plate if the radius of the plate before heating is 10 cm. Q. 3. Find the approximate value of f(3.02) when f(x) = 3x2+5x+3. Using differentials find the approximate value of Q. 4.
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Q. 6. tan46o. given 1o = 0.01745 radians. Answers
Paper By Mr Vasu Raj |