There are none because the discriminant of the given quadratic expression is less than zero.
Which two values of x are roots of the polynomial below?
x^(2)-3x+5
i just did the question and itβs c
-2.5 + 1.6583123951777i-2.5 - 1.6583123951777i
x=11+69/2 and x=11-69/2
x2 + 3x - 5 is an expression, not an equation. An equation may have roots, an expression does not. However, x2 + 3x - 5 = 0 is an equation and its roots are -4.1926 and 1.1926 (approx).
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x = -2.5 + 1.6583123951777ix = -2.5 - 1.6583123951777iwhere i is the square root of negative one.
-2.5 + 1.6583123951777i-2.5 - 1.6583123951777i
You can find the roots with the quadratic equation (a = 1, b = 3, c = -5).
x=11+69/2 and x=11-69/2
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-2 and -6
x2 + 3x - 5 is an expression, not an equation. An equation may have roots, an expression does not. However, x2 + 3x - 5 = 0 is an equation and its roots are -4.1926 and 1.1926 (approx).
You can find the roots with the quadratic equation (a = 1, b = 3, c = -5).
None, it involves the square root of a negative number so the roots are imaginary.
-6 Check: -6+4-6+8 = 0
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