Ответ:
Объяснение:
f(x)=3x³-4,5x²
f'(x)=(3x³-4,5x²)'=3*x⁽³⁻¹⁾-4,5*2*x⁽²⁻¹⁾=3x²-9x.
f(x)=(x³-2)*(x³+2)=x⁶-4
f'(x)=(x⁶-4)'=6*x⁽⁶⁻¹⁾=6x⁵.
cosx=-0,5=-1/2
x₁=2π/3+2πn x₂=4π/3+2πn.
f(x) =-2*tg(3x)
T₁=T/|k|=πn/3.
f(x)=2*sin(4x)
T₁=T/|k|=2πn/4=πn/2.
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Ответ:
Объяснение:
f(x)=3x³-4,5x²
f'(x)=(3x³-4,5x²)'=3*x⁽³⁻¹⁾-4,5*2*x⁽²⁻¹⁾=3x²-9x.
f(x)=(x³-2)*(x³+2)=x⁶-4
f'(x)=(x⁶-4)'=6*x⁽⁶⁻¹⁾=6x⁵.
cosx=-0,5=-1/2
x₁=2π/3+2πn x₂=4π/3+2πn.
f(x) =-2*tg(3x)
T₁=T/|k|=πn/3.
f(x)=2*sin(4x)
T₁=T/|k|=2πn/4=πn/2.