Q3Short answerExercise 8.2
The value of the expression (sin 80° – cos 80°) is negative.
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False [sin 80° – sin 10º = positive : as θ increases, value of sin θ increases ]
The value of the expression (sin 80° – cos 80°) is negative.
False [sin 80° – sin 10º = positive : as θ increases, value of sin θ increases ]