Find the vertex and focus of the parabola x^2+14x-8y+65=0
1 answer:
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The reflex angle is the other angle
see image below
so
reflex=360-angle
reflex=360-60=300
reflex angle=300
see image below
so
reflex=360-angle
reflex=360-60=300
reflex angle=300
Answer:
C
Step-by-step explanation:
Consider the series
The nth term of series is
The bottom index tells you that n starts changing from 3, so
Thus, the sum of all terms is