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

Will an egg float higher in water with more salt
These kittens get 1 can of cat food a day. If each can holds 6 ounces of food, how many ounces of food do they eat in one week?
The Gómez family is taking a trip to San Juan, Puerto Rico. Tell what direct object pronoun should be used to replace the direct objects in each sentence. Toda
Antonio used 1613 cups of flour to make banana bread. The recipe for one loaf of banana bread calls for 213 cups of flour. What equation can be used to fin
Define perfect square trinomial.
The pulmonologist in a multispecialty group refers a patient to the otolaryngologist in the same group, same tax ID, because he thinks that the shortness of bre
Is my answer correct
Simplify: (64^-1/2)^-2/3
C. 121.73 D. 50.45 Math question please help If you get this right I will mark you as a brainliest
What is the value of 4^100+3^100