Additional Mathematics 0606 / Equations, inequalities and graphs / 3.713.71: Draw y=−x2+5x+3y = -x^{2} + 5x + 3y=−x2+5x+3 and y=11−xy = 11 - xy=11−x0606/22/O/N/21 — Question 1 · 6 marksMark as done · Save for later · Show all solutions(a)On the axes, draw the graphs of y=−x2+5x+3y = -x^{2} + 5x + 3y=−x2+5x+3 and y=11−xy = 11 - xy=11−x.[4]▸ Answer(b)Using the graphs, or otherwise, solve −x2+5x+3⩾11−x-x^{2} + 5x + 3 \geqslant 11 - x−x2+5x+3⩾11−x.[2]▸ Answer▸ Official mark scheme← 3.70: Cone volume maximisation with fixed curved surface3.18: Cubic sketch and inequality →
