Reasmrlife Reasmrlife
  • 03-05-2021
  • Mathematics
contestada

Plz I need help with this ASAP

3x^2/4=48

This is solving quadratic functions by square roots btw

Respuesta :

AlphaEyad AlphaEyad
  • 03-05-2021
3x^2 / 4 = 48

Multiply both sides by 4 to get rid of the four on the left.

3x^2 = 192

Divide both sides by 3

x^2 = 64

The square root 64 to get x

Remember there are two answers

x = 8 and x = -8
Answer Link
breadsticksandcheese
breadsticksandcheese breadsticksandcheese
  • 03-05-2021

Answer:

x = 8

Explanation:

[tex]\frac{3x^2}{4} =48[/tex]

multiply both sides by 4: [tex]3x^2=192[/tex]

divide both sides by 3: [tex]x^2=64[/tex]

take the square root:

[tex]\sqrt{x^2} = \sqrt{64} \\x=8[/tex]

Answer Link

Otras preguntas

What is 0.00000802 in scientific notation
Brandon owns nearly 2 times as many CDs ads Ingrid. Brandon owns 56 CDs. Write an equation and use it to estimate the number n of CDs Ingrid owns.
do u guys know the answer for 4/5b=16
What is 3,200,000,000,000 in scientific notation
convert to a scientific notation  860,000,000,000 =
theo had a balance of -$4 in his savings account. after making a deposit, he has $25 in his account. what is the overall change to his account?
what place value would i put 805 tens in
Tia is buying paper cups and plates. Cups come in packages of 12,and plates come in packages of 10. She wants to buy the same number of cups and plates, but pla
If one half of a number is 8 less than two thirds of the number, what is the number? 1) 24 2)32 3)48 4)54
What is the rounding or compatible numbers to estimate the sum of 87+34