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受欢迎的代数 >

solvefor y,y^2=x^2+6x+9

解答

求解

y, y^{2} = x^{2} + 6 x + 9

解答

y = x + 3, y = - x - 3

求解步骤

y^{2} = x^{2} + 6 x + 9

对于

x^{2} = f (a)

解为

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

y = x^{2} + 6 x + 9, y = - x^{2} + 6 x + 9

化简

x^{2} + 6 x + 9 : x + 3

化简

- x^{2} + 6 x + 9 : - x - 3

y = x + 3, y = - x - 3

作图

流行的例子

9p^2+17p+12=3p^2

9 p^{2} + 17 p + 12 = 3 p^{2}

4 x^{2} - 5 x = - 1

solvefor k,6x^2+kx+6=0

so l v e f or k, 6 x^{2} + k x + 6 = 0

8^{2} = 8 x^{2}

2 x^{2} - x - 16 = 16