Question

(i) 12 cm, 10 cm, 5 cm
(iii) 2.5 cm, 2 m, 2.4 m​

Answer 1

12cm 10cm 5cn

2.5 cm 2m 2.4

lets first find out D

\begin{gathered}d = {b}^{2} - 4ac \\ d = 12 - 12 \\ d = 0\end{gathered}

d=b

2

−4ac

d=12−12

d=0

as d is 0

the roots are equal

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