SOLUTION: x^2+x+1 and 2x^2+8 Find the zeros of each function by using the quadratic formula.

Question 814610: x^2+x+1 and 2x^2+8
Find the zeros of each function by using the quadratic formula.
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x^2 + x + 1
2x^2 + 8
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x^2 + x + 1
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the above quadratic equation is in standard form, with a=1, b=1, and c=1
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to solve the quadratic equation, plug this:
1 1 1
into this: https://sooeet.com/math/quadratic-equation-solver.php
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the roots of the quadratic are complex:
-0.5 + (0.866025404)i
-0.5 - (0.866025404)i
---
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2x^2 + 8
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the above quadratic equation is in standard form, with a=2, b=0, and c=8
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to solve the quadratic equation, plug this:
2 0 8
into this: https://sooeet.com/math/quadratic-equation-solver.php
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the roots of the quadratic are complex:
0 + (2)i
0 - (2)i
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