232k views
4 votes
Find the value of y is x = -3

y = 4x² + 2x - 9

User Jake Worth
by
7.5k points

1 Answer

5 votes
Determine the sign multiply

4x(-3)^2+2x(-3)-9

Evaluate

4x3^2-6-9

Multiply

4x9-6-9

Calculate

36-6-9

Answer : Y = 21 or 21
User Ritesh  Karwa
by
7.9k points

No related questions found

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