H == A+B -R, F == H + I, T == F + A - C+ D, S == T/2, R == A*S; If F is to be derived what is also needed to be derived? A. S B. Q C. R D. T

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deepti

  • Aug 31st, 2006
 

hi

i think the ans is t i.e(c)

can i know how can u stop at r only

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ylnsagar

  • May 26th, 2007
 

the answer is  T

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jayakrishna

  • Jun 1st, 2007
 

f=A+B-R+I(given)
from the second statement we have A=T-F+C-D
SUBTITUTE
F=T-F+C-D+B-R+I
2F=T+C-D+B-A*T/2+I
thus we need "T"

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