Answer:
A)
Step-by-step explanation:
The equation of a circle is where
is the center and
is the radius. If
and
, then:
Therefore, the equation of the circle is
Three times the difference of a number and 5 is equal to 12. Which of the following is the number ?
1 answer:
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ANSWER
C)
EXPLANATION
A linear function is a function whose graph is a straight line.
The graph of y=x is a straight line.
The graph of y=3x -7 is also a straight line.
The graph of y=x² is a parabola.
This graph is not a straight line .
It is a non-linear function.
y=3 and y=13 are also straight lines.
The correct choice is C.