Qualification > Math
math doubts [NEW]
slvri:
--- Quote from: Z.J.110 on November 14, 2009, 06:30:00 pm ---If coordinates are (2,-63); is the y coordinate considered for deciding the maxima or minima?
n if its -ve then its minima n if +ve then maxima?
--- End quote ---
nope..........have u done differentiation in p1 yet or not?
zara:
another question...
Jane's bank balance put $1000 into a savings bank account for her on each birthday from her 10th to her 18th. The account pays interest at 6% for each complete year that the money is invested. How much money is in the account on the day after her 18th birthday?
zara:
--- Quote from: slvri on November 14, 2009, 06:32:14 pm ---nope..........have u done differentiation in p1 yet or not?
--- End quote ---
yes i have done it...
sorry its nt the coordinate....it says if (2,-63) is a minimum point, then whats the minima?
astarmathsandphysics:
Will post when i get home.
slvri:
--- Quote from: Z.J.110 on November 14, 2009, 06:32:45 pm ---another question...
Jane's bank balance put $1000 into a savings bank account for her on each birthday from her 10th to her 18th. The account pays interest at 6% for each complete year that the money is invested. How much money is in the account on the day after her 18th birthday?
--- End quote ---
ok this is a difficult q.......can u plz tell me the ans first bcuz itll take me a few mins to solve it?
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