The roots of the quadratic equationax2bxc0a6 0 are b p b2 4ac 2a The solution set of the equation is b p 2a b p 2a where discriminant b2 4ac 32. 4 Use the formula for surface area of a spherepr2 4p ANS x2 enter Use a calculator. He provides courses for Maths and Science at Teachoo.
Learn about and revise power and roots and how to calculate index laws for multiplication and division with BBC Bitesize KS3 Maths.
Suppose a cube and a the same a. The cube of A plus B is either A3 B or A B3 depending on what you intended to be cubed. 5000 3 5 3 4p r Take the cube root of each side. Learn about and revise power and roots and how to calculate index laws for multiplication and division with BBC Bitesize KS3 Maths.