Answer: 384
There are 384 smoke free rooms.
X⁴-14x²+45=0
(x²) ²-14x²+45=0
let y=x²
y²-14y+45=0
(y-9) (y-5) =0
y=9 or y=5
x²=9 or x²=5
x=±3 or x=±√5
10
the hypotenuse is the largest side
so out of 6,8,10
10 is the largest
Answer:
<h2>The area of the triangular base = 8 ft²</h2>
Step-by-step explanation:
The formula of a volume of a prism:


We have

Substitute:
<em>divide both sides by 9</em>

6n=$8.34, 8.34/6= 1.39 N=1.39