Question #9b2b7
2 Answers
Oct 3, 2017
Explanation:
Let roots be
Sum of Roots
Multiplication of roots
If the roots of Quadratic equation is
Multiply whole equation by 20
Oct 3, 2017
Explanation:
If we work backwards starting by letting x equal the two roots. Then make the equation equal to 0.
Now these equations equal 0 we can put them into the factorised form of a quadratic.
Expand.
So