See https://web2.0calc.com/questions/help_29603.
Answer:
Step-by-step explanation:
Since this is not factorable, let's just complete the square:

Answer:
8.54400374532
Step-by-step explanation:
just do square root of 73 to get 8.54400374532
Answer:
<h2>f(3) = 41</h2>
Step-by-step explanation:
f(x) = 5 + 4x²
To find f(3) substitute the value of x that's 3 into f (x) which means for every x in f (x) replace it with 3
That's
f(3) = 5 + 4(3)²
= 5 + 4( 9)
= 5 + 36
We have the final answer as
<h3>f(3) = 41</h3>
Hope this helps you