Answer:
i think c.
Step-by-step explanation:
Answer:
HELLO
Step-by-step explanation:
<em>WHICH </em><em>CLASS </em><em>UR </em><em>STUDYING </em><em>INN.</em><em>.</em><em>.</em><em>.</em><em>.</em>
Hello :
q(r)=3<span>√(r²-16)
q exist : r² - 16 </span><span>≥ 0
r² </span><span>≥ 16
</span>√r² ≥ √16
but : √16 = 4 and √r² = <span>|r
|
</span>|r | ≥ 4
r ≤ 4 or r ≥ 4
the domain is : ] -∞, 4] ∪ [,4 , +
∞ [
To solve for x:
<span>C=85x+60 subtract 60 from both sides
</span>
<span>C - 60=85x+60 - 60
C - 60 = 85x now divide by 85 both sides
(C - 60)/85 = x
So we can write:

</span>
I hope that
helps!