savitar0291 savitar0291
  • 14-05-2020
  • Mathematics
contestada

Help me please I really need help!

Help me please I really need help class=

Respuesta :

Chelboy
Chelboy Chelboy
  • 14-05-2020

Answer:A

Step-by-step explanation:

4x^2+7=25

Collect like terms

4x^2=25-7

4x^2=18

Divide both sides by 4

4x^2/4=18/4

x^2=9/2

Take the square root of both sides

x=√(9/2)

x=3/√(2)

multiply the answer by √2/√2

x=3/√(2) x √2/√2

x=3√(2)/√(4)

x=3√(2)/2

Answer Link

Otras preguntas

an angle represents 2/5 of a circle. ​
If M=5x^2 and N=-3x^2-4x+5,then M-N equals
Carlos wrote a check for $44.92 to pay his gas bill. He’ll use the check register to record his transaction. What will be his new balance? $345.09 $370.09 $434.
Dissolved oxygen (do) is critical to the ecology of an aquatic ecosystem. it can be affected by temperature, pollution, and numerous other factors. when the oxy
what’s the answerrrrrrrrr
Add. Reduce to lowest terms. 6 4/5 + 3 7/10 =
A ______ is a part of your life that helps you avoid drug abuse Risk factor Peer Protective factor**** Stressor In terms of drug abuse risk, spending quality
A schizophrenic patient who falsely believes that he is jesus christ is experiencing
How is g(x) = (x - 1)^2 related to the graph of f(x) = x^2
Find the area of the triangle