mariakol008 mariakol008
  • 23-10-2021
  • Mathematics
contestada

When x=-3 plzzzz help me quick

When x3 plzzzz help me quick class=

Respuesta :

lalaraje41
lalaraje41 lalaraje41
  • 23-10-2021
the answer is 21

first plug in the x value
2(-3)^2 +3
then square that value, -3 squared is 9
2(9)+3
then multiply 2 and 9 to get 18
18+3
add the two numbers together
21
Answer Link
marcus1185
marcus1185 marcus1185
  • 23-10-2021

Answer:

21

Step-by-step explanation:

1. Evaluate = 2 * 3 ^ 2 + 3 = 2 * 9 + 3

2. Multiply = 2 * 9 = 18

3. Add 3 = 18 + 3 = 21

4. final answer = 21

Answer Link

Otras preguntas

Four students spent $12 dollars on school lunch at this rate find the amount 10 students would spend on the school lunch?
how many colour that exist in this world?
The fact that the sun exerts a force on you, even though it it very far away, is a consequence of the Universal Law of __________.
translate the abgebraic expression into a verbal pharse 2x-4
Find the greatest common factor of 10 and 125.
Need help for question 19.
What treaty, signed in 1763, ended the French and Indian War?
(3^3 - 9 )^2 ? How would I simplyify this expression
Please help multiple choice 15 points
The table shows sets of ordered pairs that form a relation. Does each set of ordered pairs represent a function? Select Function or Not a Function for each set