(2,0) (5.0) (5,3) (2,3)
(2,0) (-1,0) (2,3) (-1,3)
Answer:
The last one f(x)=(x+2)2+1 because two units to the right is positive and going up is also positive
9514 1404 393
Answer:
a ≈ 4.68
Step-by-step explanation:
The law of cosines tells you ...
a² = b² +c² -2bc·cos(A)
a = √(b² +c² -2bc·cos(A))
a = √(5² +8² -2·5·8·cos(33°)) = √(25 +64 -80·0.83867) ≈ √21.906
a ≈ 4.68
I don't know for a fact but I think k=1.125
For #8, it's approximately 2.5