Problem 예제.

Multiple Choice • Views 937 • Comments 0 • Last Updated at 1 month ago

다음 그림의 블록 선도에서 $\dfrac{C}{R}$ 는?

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$\dfrac{G_3G_4}{1+G_1G_2G_3}$

$\dfrac{G_1G_3}{1+G_1G_2+G_3G_4}$

$\dfrac{G_1G_2}{1+G_2G_3+G_1G_4}$

$\dfrac{G_1G_2G_3}{1+G_2G_3+G_1G_2G_4}$