What are the roots of the graph of this equation: x^2 + 9x + 18 = 0
Roots are where the graph crosses the x-axis, which we find by solving the equation to find x. x = -6 or x = -3
MH
Related Maths GCSE answers
All answers ▸ABC is an acute-angled triangle. BA=7cm and BC=8cm. The area of triangle ABC is 18 cm^2 . Work out the size of angle BAC. Give your answer correct to 3 significant figures. You must show all your working.
Represent x = 0.0154 recurring as a fraction.
Solve the equation (3x+2)/(x-1)+3=4
Solve the equation: