Jawapan

2016-03-10T21:28:49+08:00
[1.] 5\x + 3 = 6x, 5\x×x + 3(x) = 6x(x), 5 + 3x = 6x kuasa 2, -6x kuasa 2 + 3x + 5 = 0. (×-1), 6x kuasa 2 + 3x + 5= 0#. [2.] •3x\4x - 5\x kuasa 2 = 1, •3(x)\4x(x) - 5(4)\x kuasa 2(4) =1, •3x\4x kuasa 2 - 20\4x kuasa 2 = 1, •3x\4x kuasa 2 × 4x kuasa 2 - 20\4 x kuasa 2 × 4x kuasa 2 = 1 × 4x kuasa 2, •3x -20 = 4x kuasa 2 •-4x kuasa 2 +3x - 20 = 0 (×-1) •4x kuasa 2 -3x + 20 = 0 •a=4 ,b=-3 ,c=20.#
Sorry x sistematik jwpn tu
Jwapn tu no.1