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Academics – Mathematics : 2010/DEC/04
Question

Q4. (a) Given: n = 10 log10 (P2/P1 )

Calculate the value of P1 when n = 2.5 and P2 = 2.8 (4)

(b) Calculate the value of t such that ln(3-2/t) = -0.2 (6)

(c) Use laws of indices to fully simplify: (6)

∛((125h5/2))/((27n7/4) )×n13/5/h

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