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  1. tan( t ) + sec( t ) = 1 sin( t )/cos( t ) + 1/cos( t ) = 1 [sin( t ) + 1]/cos( t ) = 1 sin( t ) + 1 = cos( t ) # ...( t ) + 2 sin( t ) + 1 = 1 - sin²( t ) 2 sin²( t ) + 2 sin( t ) = 0 2 sin( t ) [sin( t ) + 1] = 0 sin( t ) = 0, t = 0 + π...

    2 Answers · Science & Mathematics · 30/11/2009

  2. 1 / ( t + 5) = (-4 + 1) / ( t + 2) Ok, this problem is a little long. First... fix that by multiplying each side by 1 in the forms of... ( t + 2) / [( t + 5)( t + 2)] = [-3( t + 5)] / [( t + 2)( t + 5)] now we set a side equal to...

    1 Answers · Education & Reference · 09/04/2009

  3. v( t ) = sin²(√( t )) rearranging to show work... v( t ) = [sin√( t )]² chain rule: multiply the power out front... cos, but the derivative of the "stuff" (√( t ) or t ^(½) ) is ½t...

    2 Answers · Science & Mathematics · 24/03/2010

  4. t - 5( t - 1) = 4t + 12 t - 5t + 5 = 4t + 12 -4t + 5 = 4t + 12 5 = 8t +12 -7 = 8t t = -7/8

    3 Answers · Education & Reference · 24/06/2009

  5. t mobile because it gives you the my faves plans. i used to have a regular plan with 700 mins and i couldn' t talk except at night in fear of running my mins. i would always come...

    11 Answers · Consumer Electronics · 13/03/2008

  6. y = (a t ^2)/2 Subtract (a t ^2)/2 from both sides: y-(a t ^2)/2 = 0 Subtract y from both sides: -(a t ^2)/2 = -y Divide...

    1 Answers · Science & Mathematics · 02/09/2010

  7. ƒ( t ) = 4000(2)^( t /3) It's already "solved" for ƒ( t ). Just assign a value to t and plug into calculator. If you want to solve...

    1 Answers · Science & Mathematics · 16/05/2010

  8. yep, messy, and didn' t have a chance to answer before: 3sqrt(2t - 3) = 11 - 2sqrt(7 - t ) square both sides: 9(2t - 3) = 121 - 44sqrt(7 - t ) + 4(7 - t ) 18t - 27 = 121 - 44sqrt(7 - t ) + 28 - 4t 22t - 176 = -44sqrt(7 - t ) divide everthing by 22: t - 8 = -2sqrt(7 - t ) square...

    2 Answers · Science & Mathematics · 13/01/2013

  9. f( t ) = sum of odd function g( t ) = t , which has a sine series, + G( t ) = t ^2, an even function...and left-hand derivatives at 0 and pi, so that since g'( t ) = 1/2 G'( t ) we can calculate the Fourier series of...

    1 Answers · Science & Mathematics · 22/05/2012

  10. Before starting: sec( t ) = 1/cos( t ) tan( t ) = sin( t ) / cos( t ) tan( t ) + sec( t ) = 1.5 [sin( t ) / cos( t ...know that : cos²( t ) + sin²( t ) = 1 cos²( t ) + { [(3/2).cos( t )] - 1 }² = 1 cos²( t ) + (9/4).cos²( t ) - 3.cos( t ) + 1 = 1...

    2 Answers · Science & Mathematics · 15/03/2012

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