Photos 2T 4 5T

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2t 4 5t. X1(t)= 10t+0,4t2. X1= -10+4t x2=500-20t. X(T)=0,4-1,2t^2. X1=-4+2t.
X1(t)= 10t+0,4t2. X1= -10+4t x2=500-20t. X(T)=0,4-1,2t^2. X1=-4+2t.