document.write( "Question 1190471: Draw, on the same diagram, the graphs of y =4sin2x and y =2cosx-1 for 0° ≤ x ≤ 360°. How many
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Algebra.Com's Answer #822123 by Alan3354(69443)\"\" \"About 
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Draw, on the same diagram, the graphs of y =4sin2x and y =2cosx-1 for 0° ≤ x ≤ 360°.
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\n" ); document.write( "OK, I did that.
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\n" ); document.write( "How many solutions are there in this interval such that 4sin2x+1=2cosx?''.
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