Find the Range y=4/5sin(x)

Math
Find the magnitude of the trig term by taking the absolute value of the coefficient.
Find the lower bound of the range.
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The lower bound of the range for sine is found by substituting the negative magnitude of the coefficient into the equation.
Simplify .
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To write as a fraction with a common denominator, multiply by .
Combine and .
Combine the numerators over the common denominator.
Simplify the numerator.
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Multiply by .
Add and .
Move the negative in front of the fraction.
Find the upper bound of the range.
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The upper bound of the range for sine is found by substituting the positive magnitude of the coefficient into the equation.
Simplify .
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Write as a fraction with a common denominator.
Combine the numerators over the common denominator.
Add and .
The range is .
Interval Notation:
Set-Builder Notation:
Find the Range y=4/5sin(x)

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