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February 28, 2015

February 28, 2015

Posted by **sean** on Tuesday, July 6, 2010 at 7:17am.

(5)/ (2t + 1) + (-1) / (4t^2 + 4t + 1)

a) 10t + 4 / (2t + 1)^2

b) 4 / (2t + 1)^3

c) 4 / 4t^2 + 6t + 2

d) 10t + 1 / (2t + 1)^2

- alg -
**drwls**, Tuesday, July 6, 2010 at 7:28am5/(2t + 1)] - 1/(4t^2+4t+1)]

= [5(2t +1)-1]/(2t+1)^2

= (10t +4)/(2t+1)^2

(a) is correct if you add parentheses around (2t+4). Otherwise (a) is ambiguous

- alg -
**sean**, Tuesday, July 6, 2010 at 7:33amthanks drwls

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