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The function f(x)=-2cos(3x-pi/4) has. . a. amplitude 3 and period pi. b. amplitude 2 and period 2pi/3. c. amplitue 3 and period 2pi. d. amplitude 3 and period 4pi
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The function f(x)=-2cos(3x-pi/4) has. . a. amplitude 3 and period pi. b. amplitude 2 and period 2pi/3. c. amplitue 3 and period 2pi. d. amplitude 3 and period 4pi
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Sep 26, 2017
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the function f(x)=-2cos(3x-pi/4) has. . a. amplitude 3 and period pi. b. amplitude 2 and period 2pi/3. c. amplitue 3 and period 2pi. d. amplitude 3 and period 4pi
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Kaushik Roy
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Form of the function:
y = a cos ( b x + c ) a = -2, b = 3
where amplitude is | a | = |-2 | =
2
and period: T = 2π/b =
2π/3
Answer:
B ) amplitude 2 and period 2π/3
Thejustv
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Sep 30, 2017
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Thejustv
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