The graph of the function `y=cos xcos(x+2)-cos^2(x+1)` is:
(A)    A straight line passing through `(0,sin^2 1)` with slope 2
(B)    A stright line passing through `(0,0)`
(C)    A parabola with vertex `(1, -sin^2 1)`

Find the equation of the line passing through: (0, 1) and (1, 2)

The domain of the function f(x)=sqrt({(-log_0.3(x-1))/(-x^2+3x+18)}) is (a)   [2,6]   (b)   ]2,6[ (b)   [2,6[   (d)  None of these

The line passing through (0, 2) and (-3, -1) is parallel to the line passing through (-1, 5) and (4,a) . Find a.

The straight line passing through the point of intersection of the straight line x+2y-10=0 and 2x+y+5=0 is

Write the negation of the following statements and check whether the resulting statements are true,(i)         Australia is a continent.(ii)        There does not exist a quadrilateral which has all its sides equal,(iii)       Every natural number is greater than 0.(iv)       The sum of 3 and 4 is 9.

If m and x are two real numbers where m in I , then e^(2micot^(-1)x)((x*i+1)/(x*i-1))^m (A)    cos x+i sin x    (B)    m/2    (C)    1     (D)    (m+1)/2

The area (in square units ) of the triangle formed by y-axis , the straight line L passing through (1,1) and (2,0) and the straight line perpendicular to the line L and passing through (1/2, 0) , is

Find the straight line passing through the point of intersection of 2x+3y+5=0,5x-2y-16=0 , and through the point (-1,3) .

Find the straight line passing through the point of intersection of 2x+3y+5=0,5x-2y-16=0 , and through the point (-1,3)dot

|z-3i|=2|z-3| represents a straight line passing through (0+3) and (1+0) a straight line passing through origin a circle with centre (4, -1) and radius sqrt(8) none of these