exam Maths Puzzle Numerical Ability

Use quadratic formula to solve 4x^2-8x+1=0.......

I answered (8+-4sqrt3)/8 on a quiz and got it wrong.

Thanks.

Read Solution (Total 0)

exam Other Question
The sides of a triangle are 35 cm, 45 cm and 40 cm in length. Find the area of the triangle. (Hint: Use the Pythagorean theorem) 8+3[24-2(14-2)]