118k views
4 votes
Evaluate the expression.
10x - 3x^2 when X = 2

User Ilya Bibik
by
5.2k points

2 Answers

7 votes
  • Answer:

8

  • Explanation:

Hi there !

10x - 3x² =

replace x = 2

= 10(2) - 3(2²)

= 20 - 3(4)

= 20 - 12

= 8

Good luck !

User Federico Razzoli
by
4.6k points
2 votes

Answer:

8

Explanation:

10x - 3x^2 when X = 2

plugin the value of x=2 into the expression given:

= 10(2) - 3(2)²

= 20 - 12

= 8

User Manuel Barbe
by
5.0k points