Answer:
a) -2 degrees celsius
b) -5<-2
C) There would be an open dot on -2 and the line would go till the right end of the graph.
Step-by-step explanation:
a)-2 is warmer because -2 is a higher number than -5
b) -5 is less than -2
c) Every number above -2 on the graph is warmer than -2 so the line continues from -2 to then end.
Hope this helped:) maybe I could get brainliest?
The degree of the polynomial is 4.
Explanation: Look at the highest degree in the polynomial. The highest degree in the given polynomial is 4. (The 5x^4 contains the highest degree which is, of course, 4.)
I hope this helps.
If sport books recieved 9 votes then they would be in the middle of 8 and 10 on the bar graph. If you want to know where the bar should end it would be 10.
Hope helps!

$=(a^2-10a)-(b^2+6b) +16$
$=[(a^2-2(5)a+25)-25]-[(b^2+2(3)b+9)-9]+16$
$=(a-5)^2-25-(b+3)^2+9+16$
$=(a-5)^2-(b+3)^2$