famousshorty famousshorty
  • 03-10-2018
  • Mathematics
contestada

evaluate the expression 4x^2-2 when x=3

Respuesta :

sid071
sid071 sid071
  • 03-10-2018

Hey there!!

Given equation :

4x² - 2

And x is given by 3

Now substitute the value of 3 in the equation :

... 4×(3)² - 2

... 4×3×3 -  2

... 12×3 - 2

... 36 - 2

Hence, the answer is 34.

Hope my answer helps!

Answer Link

Otras preguntas

Who is the greatest soccer player in the world ? Based on all performances not just goals
Convert y = ⅖ x - 3 to standard form. PLEASE HELPPPP
Need help asappp !! :((
PLS HELP I DONT GET THIS SHOW WORK PLS FOR ME TO UNDERSTAND Carmen works at a store. She earns $8.40 per hour and works 37 1/2 hours each week. What amount, in
Simplify 6x−8y−5x+3y
Given the figure below, find the measurement of ​
to find materials on trhe shelf in the library, you need the
What is 27/70 as a decimal​
how do i write a proper essay ? please list some tips
What force is required to balance the wheelbarrow if the load is 600N, load distance is 20cm, effort distance is 80cm?​