Question

3x^2 + 2√5x -5=0 Solve the equation​

Answer 1

Answer:

3x²+ 2√5x -5=0

=9x²+4.472135954999579x-5=0

=9x²+4.472135954999579x=0+5

=9x²+4.472135954999579x=5 ANS.

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

If you use the quadratic formula:-

which is x = $\frac{-b +- \sqrt{b^{2} - 4ac } }{2a}$

a = 3, b = 2√5, c = 5.

x = -2√5 ± √20 + 60

     _____________

                 2 × 3

= -2√5 ± √80

   -----------------

           6

= - 2.236 ± 8.944

    ---------------------

                6

= 1.118 , -1.86333...