Solve 2x^2+ 7x -8 = 0, giving your answer to 2 decimal places.
You can solve this equation using the quadratic formula: x = -b +/- root(b2- 4ac) 2aSo, a=2, b=7, c=-8:x = -7 +/- root(72- 4 x 2 x -8) 2 x 2So, x = 0.31 or -3.81
MK
You can solve this equation using the quadratic formula: x = -b +/- root(b2- 4ac) 2aSo, a=2, b=7, c=-8:x = -7 +/- root(72- 4 x 2 x -8) 2 x 2So, x = 0.31 or -3.81
