Question

Yodo

解一元二次方程式

(5) (x − 2)(x + 2)(x+3)(x − 3)- 24x² = 0
CẢ 5176) CẢ7 5X76) -2=
I A
A
(X-A)(X+A)-2千=o
xt-A²-24x² =
圖2 (5+65-24X=。
it
22
(5+6)广

Answer 1

✨ Jawaban Terbaik ✨

Mer

(x^2-4)(x^2-9)-24x^2=0
x^4-13x^2+36-24x^2=0
x^4-37x^2+36=0
(x^2-1)(x^2-36)=0
(x+1)(x-1)(x+6)(x-6)=0
x=-1,1,-6或6

Yodo

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