Compute the value of the discriminant and give the number of real solutions to the quadratic equation?

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Compute the value of the discriminant and give the number of real solutions to the quadratic equation?

8x^2+6x+1=0

2007-01-15 05:23:37 · 3 answers · asked by pirsimone 1 in Science & Mathematics ➔ Mathematics

3 answers

discriminant=36-32=4
no of solutions=two rational roots

2007-01-15 05:29:52 · answer #1 · answered by raj 7 · 0⤊ 1⤋

The discriminant is given by b^2 - 4ac where b is the coef. of x, a is the coef of x^2 and c is the constant. Therefore the discriminant is 36 -32, a positive number - therefore there are two real roots.

2007-01-15 13:35:13 · answer #2 · answered by 1ofSelby's 6 · 0⤊ 0⤋

The discriminant is 4 which is positive so it has two real solutions.

2007-01-15 13:30:18 · answer #3 · answered by Professor Maddie 4 · 0⤊ 0⤋