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= (x-3)/(2x+5)
2. 3x²+10xy-8y²/6x²-13xy+6y² = (3x-2y)(x+4y)/(3x-2y)(2x-3y) = (x+4y)/(2x-3y)
3. 3M-3N/N-M = -3(N-M)/(N-M) = -3
4. 3-M/M²-9 = 3-M/(M+3)(M-3) = -(M+3)/(M+3)(M-3) = -1/(M-3)
dikasih apa nih udah ngerjain semua?? haha :p