Answer:
I’m not sure, but I think he practiced before them?
Answer:
Ok thank you also If you dont mind but please click on my pfp and answer my questions please?
To find X:
-b/2a=-2/2(-2)=.5
plug in .5 to the equation to find y.
-2(.5)²+2(.5)+1
=1.5
Vertex: (.5,1.5)
Axis of symmetry:
x=.5
Answer:
c
Step-by-step explanation:
cc
sinR =
noting that the sin ratio =
opposite to ∠P is QR and hypotenuse is PQ ( opposite right angle )