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If : f(x) {:(=1", ...

If : f(x) `{:(=1", ... "0 ltx le (3pi)/4), (= 2 .sin ((2x)/9) ", ..." (3pi)/4lt x lt pi):}` then :

A

f(x) is continuous at x =0

B

f(x) is continuous at x = `pi`

C

f(x) is continuous at x = `3 pi//4`

D

f(x) is discontinuous at x = `3 pi//4`

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The correct Answer is:
c
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  2. The value of p and q for which the function f(x)""={(sin(p+1)x+sinx)/x...

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  3. If : f(x) {:(=1", ... "0 ltx le (3pi)/4), (= 2 ...

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  4. If : f(x) {:(=x.sin x ", ... " 0 lt x le pi/2),(=pi/2 sin...

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  16. If f(x)=(sqrt(a^2-a x+x^2)-sqrt(a^2+a x+x^2))/(sqrt(a+x)-sqrt(a-x)) is...

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  18. underset(x to (pi)/(2))(lim)(a^(cot x) -a^(cosx))/(cot x- cot x ) is ...

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  19. lim (x to oo) (1-4/(x-1))^(3x-1)=

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