Answer: Center is and radius is 1.
Step-by-step explanation: The center of a circle is (a,b) & the radius is r. a=
, b=0, and r=
=1
To convert a distance of 1.25 miles to feet, which ratio could you multiply by? Remember that 1 mile = 5280 feet.
1 answer:
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Answer:
x = -2 ± 452i
Step-by-step explanation:
x² + 4x = 117
x² + 4x - 117 = 0
if you solve this quadratic by using the quadratic formula you get:
x = -2 ± 452i
452i is an imaginary number that equals
