Divide 2x^4+4x^3-18x^2-4x+16 by x+4 using long division
1 answer:
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Answer:
x = 100°
Step-by-step explanation:
The measure of a chord- chord angle is half the sum of the arcs intercepted by the angle and its vertical angle, that is
x = (71 + 129)° = 0.5 × 200° = 100°
