Answer:
48
Step-by-step explanation:
5 x^2 +x
Let x = 3
5 * 3^2 +3
Exponents first
5 * 9+3
Multiply next
45+3
33
If x=3, we have to plug it into 5x(2)+x.
1: Plug it into the equation
(5(3))(2)+3
2: Mutiply it all out
15(2)+3
30+3
<u>33</u>
<em>Hope this helped! :)</em>
NO
I've already told you, it is closer to 1 than 1.25
Refer to the attachmenT
