SOLUTION: Which of the following is a solution to 2sin^2x+sinx-1=0?
a. 45 degrees
b. 200 degrees
c. 240 degrees
d. 270 degrees
e. 330 degrees
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Question 1170385: Which of the following is a solution to 2sin^2x+sinx-1=0?
a. 45 degrees
b. 200 degrees
c. 240 degrees
d. 270 degrees
e. 330 degrees
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
solutions:
if =>
if =>
if then °
if then °
more solutions:
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°
°
answer: d. degrees
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