Meena S.
answered 03/02/15
Patient & knowledgeable Mathematics & Statistics (SPSS) Tutor
Hi Tan,
7t-[5t-4t(t+2)]
=7t-[5t-4t2 -8t]
=7t-[-3t-4t2 ]
=7t+3t+4t2
=4t2 +10t
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