Question
Find the direction cosine of the vector which is perpendicular to the vector with direction ratios -1,2,2 &0,2,1?
A truck covers a distance of 150km at certain average speed and then covers another 200 km at an average speed which is 20 km per hour more than the first speed. If a truck covers the total distance in 5 hour find the first speed of truck
One angstrom is the ten billionth part of a meter. Express this information in scientific notation
Draw a rough sketch of a triangle ABC.make a point P in its interior and a point Q in its exterior.is the point A in its exterior or its interior ?
Maths
July 30, 2019, 5:05 p.m.
Answer
How can we convert the roots of the above quadratic equation into polar form