Answer:
what?
Step-by-step explanation:
Answer:
Step-by-step explanation:
Yes a function because passes vertical line
Domain: (-3,2)
Range: (-5,4)
Round brackets because the value is not inclluded via a closed circile (we have a open ciricle in the question)
Answer:
∠1=55°
Step-by-step explanation:
Since all the angles in a triangle have to add up to 180° we can make an equation
80°+45°+∠1=180°
∠1=55°