Answer:
A.
Step-by-step explanation:
Radius:
The length of diameter is the distance between A and B.
Centre:
Since A and B are end points of the diameter, centre is the mid point of these two. Let be the centre of the circle.
Centre is
Equation of circle:
If is the centre of the circle and be the radius. Equation of circle is given by:
Answer:
a=54
Step-by-step explanation:
first multiply by -16 on both sides and you will get a+26=80 then subtract 26 on bothsides then you will get a=54 and 54 is your answer
Answer:
n=-7
Step-by-step explanation:
-2(n+2)+6
-2n+2=16
-2n=14
n=-7
Answer:
P= (3x-1)+(x+2)+(3x^2-11x)+(x^2-3x)
= 4x^2-10x+1