Find the equation of the normal to the curve y=1+sinx/cosx at x= pi/4.

Possible values of thita for which the point (cos thita, sin thita ) lies inside the triangle formed by lines x+y=2, x-y=1 and 6x+2y=square root of 10 are _

what is the value of e raised to infinity ?

D is the mid point of sides BC of triangle ABC and angle ABD = 50. If AD=BD=DC, then find measure of angle ACD.

Further, 70 persons in the group and Muslims and the remaining

Hindus. Then the number of Bengali Muslims in the group is

(a) 30 or more

(b) Exactly 20

(c)Between 15 and 25

(d) Between 20 and 25

(a) 2481

(b) 1977

(c)4384

(d) 2755

Find the equation of the normal to the curve y=1+sinx/cosx at x= pi/4.

^{x}dy/dx + 3y = x^{2}y is linear?Possible values of thita for which the point (cos thita, sin thita ) lies inside the triangle formed by lines x+y=2, x-y=1 and 6x+2y=square root of 10 are _

^{-1}(1/x)=cot^{-1}x holdswhat is the value of

eraised to infinity ?[1 0 1] [c-b c+a a-b]

[1 1 0] [b-c a-c a+b]

show that ABA

^{-1 }is a diagonal matrix .D is the mid point of sides BC of triangle ABC and angle ABD = 50. If AD=BD=DC, then find measure of angle ACD.