Q. What is the period ofy=−2sin(32x−4)?Give an exact value.units
Identify Period Formula: The period of a sine function y=a⋅sin(bx−c)+d is given by the formula T=∣b∣2π. In the given function y=−2sin(32x−4), we need to identify the value of b to determine the period.
Determine Coefficient Value: The coefficient b in the function y=−2sin(32x−4) is 32. This is the value that affects the period of the sine function.
Calculate Period Formula: Using the formula for the period T=∣b∣2π, we substitute b with 32 to find the period of the given function. Therefore, T=∣32∣2π.
Simplify Expression: To calculate the period, we simplify the expression T=2π/(32). This is equivalent to T=2π×(23) because dividing by a fraction is the same as multiplying by its reciprocal.
Find Period Value: Multiplying 2π by (3/2) gives us T=3π. This is the period of the function y=−2sin(32x−4).
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