x^2 = 5 - x
x^2 + x - 5 = 0
-1 +/-
x = (1 + √21) / 2
x = (1 - √21) / 2
Find the two possible lengths of line CD if C, D, and E are colliner, CE = 15.8 centimeters, and DE =3.5 centimeters.
1 answer:
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Answer:
(1 , 6)
Step-by-step explanation:
the center of the circle is the midpoint of the diameter
Which is the point of coordinates:
Then the center is the point :
