Register

Suppose 3 is a root of the quadratic equation ax² – 2x – 21 = 0. Find the value of a and hence find the other root of the equation.​

Suppose 3 is a root of the quadratic equation ax² – 2x – 21 = 0. Find the value of a and hence find the other root of the equation.​
51.5k views
2 votes
Suppose 3 is a root of the quadratic equation ax² – 2x – 21 = 0. Find the value of a and hence find the other

root of the equation.​

User Frakon
by
8.0k points

1 Answer

7 votes

Answer:

a = 3

the other root = -7/3

Suppose 3 is a root of the quadratic equation ax² – 2x – 21 = 0. Find the value of-example-1
Suppose 3 is a root of the quadratic equation ax² – 2x – 21 = 0. Find the value of-example-2
User Jason Grife
by
8.3k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Link Copied!