Ilianilazo23 Ilianilazo23
  • 23-08-2022
  • Mathematics
contestada

Help help help help

Help help help help class=

Respuesta :

Аноним Аноним
  • 23-08-2022

Step-by-step explanation:

1 ) x = 2

[tex] = 2 {x}^{2} - 5[/tex]

[tex] = 2 \times (2 {)}^{2} - 5[/tex]

[tex] = 2 \times 4 - 5[/tex]

[tex] = 8 - 5[/tex]

[tex] = 3[/tex]

.....

2 ) x = 3

[tex] = 2 {x}^{2} - 5[/tex]

[tex] = 2 \times (3 {)}^{2} - 5[/tex]

[tex] = 2 \times 9 - 5[/tex]

[tex] = 18 - 5[/tex]

[tex] = 13[/tex]

.......

Answer Link

Otras preguntas

Write 9X9 as a power.
free brainliiset for answers #1 how do you get under 10 points given #2 what is 909,221(2+7-(50÷10)) c: good luck solving it!
21-22 Grade 7 Math MP3 Quarterly
Should i ask my teacher if i could go to the nurse for my bad acid reflux. (its so bad that its makeing me nasouse)
if the edge of the circle lies four units directly up from the x-axis what is the length of BC? What is the distance from B to D?
What is the result when you combine only the constants in the following expression? 3a minus 6 b + 3 minus 7a + 10
A shipping box should weigh 2.0 pound. If there is a 5% error on the weight, what is the range of acceptable weight? Question 2 options: 0.1 pound to 0.9 pound
( 8 x 9 ) - ( 48 divided 6)
Abbey has $25. She plans on saving $10 a week. Which inequality shows how many weeks, w, she must save to have at least $250?
Which word best describes a scientific hypothesis?