The image of the point (-8,12) with respect to the line mirror 4x+7y+13=0 is (a) (16,-2) (b) (-16,2) (c) (16,2) (d) (-16,-2)
Answer is option d. (-16,-2)
Explanation:-
We obtain expression for trigonometric functions by solving for right angle triangle drawn on a circle. Similarly, how are the expressions for the functions of the type ex - e-x^2 , 2ex +e-x , ............ , ex + e-x^2 ? Provide an analytic explanation.