Solution : The Equation of tangent to the parabola having slope ‘m’, is y = mx + am , (m ≠ 0) and point of contact is (am2, 2am). Similar Questions The sum of the slopes of the tangent of the parabola y2=4ax drawn from the point (2,3) is Find the locus […]
What is the equation of tangent to the parabola having slope m? Read More »
Question : This tricky math problem went viral a few years back after it appeared on an entrance exam in Hong Kong for six-year-olds. Supposedly the students had just 20 seconds to solve the problem! Solution : Answer is 87. This is not a maths question, its just a tricky question. If you flip the
What is the number of parking space covered by the car? Read More »
Solution : Area = 49π πr2 = 49π r = 7 Now find the coordinates of center of circle by solving the given two equations of diameter. By solving the above equation through elimination method we get, x = 1 and y =-1 which are the coordinates of center of circle. Now the general equation
Solution : We know that probability of event = no. of favorable outcome/total outcome Sample space of event : { (H , H , H) , (H , H , T) , (H , T , H) , (H , T , T) , (T , H , H) , (T , H , T)
