Answer:
x=3
Step-by-step explanation:
I am assuming that your equation is:

Subtract 4 from both sides to get:

Square both sides to get:



Divide both sides by 8 to get:

Factor x^4 -4x^3 -4x^2 +36x-45
Answer:
<h2>(x+3)(x−3)(x^2−4x+5)</h2>
Answer:
6.72 feet
Step-by-step explanation:
4.2 x 1.6 = 6.72
Answer:
one real solution
Step-by-step explanation:
it has only one solution since it is a linear graph and only intercepts the x axis once
Answer:
baka
Step-by-step explanation: