sin x is equal to x square minus x + 5 by 4 so find the value of x
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values or range of sin is [-1,1]
so. -1≤x^2-(x+5)/4≤1
therefore-4≤x^2-(x+5)≤4
so. -1≤x^2-x≤9
therefore range will be from -infinty to infinity
so. -1≤x^2-(x+5)/4≤1
therefore-4≤x^2-(x+5)≤4
so. -1≤x^2-x≤9
therefore range will be from -infinty to infinity
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