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\n
\na = \\(\\frac{20 - 10}{20 - 5}\\)
\n
\na = 0.67ms^-1","opts",[421,422,423,424],"0.67ms^-1","0.83ms^-1","1.50ms^-1","2.00ms^-1",3,"3","initComment","initReply","actionData","errors"]

JAMB - Physics (1989 - No. 3)

Explanation

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