Question

6. If x = 3, find the value of 3x2 + 2x - 3.​

Answer 1

Answer:

try this

Step-by-step explanation:

2x+3=5

⇒2x=5−3=2

⇒x=22​=1

∴3x+2=(3×1)+2

=3+2

=5

Answer 2

Step-by-step explanation:

3 x 3^2 + 2 x 3 - 3

= 3 x 9 + 6 - 3

= 27 + 6 - 3

= 33 - 3 = 30.