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It is a quadratic equation in X, with two real roots.

Q: What is X squared plus X minus 12 equals 0?

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X=-3

It also equals 13 12.

133

Using the discriminant for a quadratic equation the value of k works out as plus or minus 12.

b = sqrt32 or 4 root 2

Related questions

X=-3

It also equals 13 12.

x squared minus 12 x plus 36 = (x - 6)(x - 6)

133

Using the discriminant for a quadratic equation the value of k works out as plus or minus 12.

X = √63

4 squared minus 2 squared equals 12

a2 + 62 = 122 a2 + 62 - 62 = 122 - 62 a2 = 144 - 36 a2 = 108 taking the square root of each side, we get a equal plus or minus the square root of 108, or plus or minus 6 times the square root of 3.

b = sqrt32 or 4 root 2

5 or 12

92

6