Important Questions

CBSE Guess > Papers > Important Questions > Class XII > 2010 > Maths > Mathematics By Mr Vasu Raj

CBSE CLASS XII

Q. 8. Find k so that is continuous at x = 0.

Q. 9. Find k so that is continuous at x = 2.

Q. 10 . Show that sine function is continuous everywhere.

Q. 11 Show that the cosine function is continuous everywhere.

Q. 12 show that function is defined is everywhere continuous except at x = 4

Q. 13. Show that the function ax is continuous in its domain.

Q.14 . Find all the points of discontinuity of the function f defined by f(x) =

Q. 15. Find the points of discontinuity of the function f(x) = .

Q. 16 . Find all the values of a and b so that the function f defined by f(x) = is continuous at x = 3.

Q. 17 . Discuss the continuity of the function f given by f(x) =

Q.18 . Show that f(x) = cos is a continuous function.

Q.19 .Find all the points of discontinuity of the function f(x) = [x], where [x] denotes the greatest integer less than or equal to x.

Q. 20 Show that f(x) = is a continuous function.

Q. 21 Examine whether sin is continuous.

Q. 22. Show that f(x) = is a continuous function.

Q. 23 Show that f(x) = is continuous but not differentiable at x = 2.

Q. 24 Discuss the differentiability of f(x) = xat x = 0.

Q.25 . Discuss the differentiability of f(x) = .

Paper By Mr Vasu Raj
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