Is y=-8x-6 proportional?
2 answers:
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Step-by-step explanation:
In this question we need to decrease 216 by or 37.5 %.
For this, firstly find 37.5 % of 216.
Now subtracting 81 from 216 to find decrease of 216 by 37.5 %.
So,
216-81 = 135
Hence, 135 is the decrease of 216 by 37.5 %.
Answer:
Step-by-step explanation:
From the question we are told that
Equation of cross section is
Generally the equation can be rewritten mathematically as
Generally the equation of a parabola with vertical axis is mathematically given by
Therefore comparing equations
The distance from the bulb to the vertex of the cross section is given by