SOLUTION: what is the solution set of the quadratic equation 8x2 + 2x + 1 = 0

Question 418360: what is the solution set of the quadratic equation 8x2 + 2x + 1 = 0
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

Solved by pluggable solver: Quadratic Formula

Let's use the quadratic formula to solve for x:

Starting with the general quadratic

the general solution using the quadratic equation is:

So lets solve ( notice , , and )

Plug in a=8, b=2, and c=1

Square 2 to get 4

Multiply to get

Combine like terms in the radicand (everything under the square root)

Simplify the square root (note: If you need help with simplifying the square root, check out this solver)

Multiply 2 and 8 to get 16

After simplifying, the quadratic has roots of

or

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