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受欢迎的代数 >

(x+2)^2=6

解答

(x + 2)^{2} = 6

解答

x = 6 - 2, x = - 6 - 2

+1

十进制

x = 0.44948 \dots, x = - 4.44948 \dots

求解步骤

(x + 2)^{2} = 6

对于

(g (x))^{2} = f (a)

解为

g (x) = f (a), - f (a)

解

x + 2 = 6 : x = 6 - 2

解

x + 2 = - 6 : x = - 6 - 2

二次方程组的解是:

x = 6 - 2, x = - 6 - 2

作图

流行的例子

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so l v e f or x, x^{2} + y^{2} + y + 3 x = - 10

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