The straight line $$\(y=3 x+2\)$$ intersects the curve $$\(y=2 x^{2}+7 x-11\)$$ at two points. Find the coordinates of these two points. Give your answers correct to 2 decimal places. ( ................... , ................... ) ( ................... ， ................... ）
Exam No：0580_w20_qp_43 Year：2020 Question No：9(d)
Answer:
\((1.74,7.21\) to \(7.24)\)
and
\((-3.74,-9.20\) to \(-9.22)\) cao
and
\((-3.74,-9.20\) to \(-9.22)\) cao
Knowledge points:
E2.5.3 Derive and solve simultaneous equations, involving one linear and one quadratic.
E2.5.4 Derive and solve quadratic equations by factorisation, completing the square and by use of the formula.
Solution:
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