40924069
40924069 40924069
  • 15-01-2021
  • Mathematics
contestada

f(x)=x²+4 What is the value of when f(x)=4​

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justinthedog1013
justinthedog1013 justinthedog1013
  • 15-01-2021
when f(x)=4, x has a value of 0
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sanake
sanake sanake
  • 15-01-2021
Answer: x = 0

Steps:
The equation can be written as:
4 = x²+4

Now just simplify:
x² = 0
x = square root of 0
x = 0

Hope this helps :)
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