given that V= πr2 h + 2/3 πr3
(i) make h the subject of the formula
(ii) find the value of h when V = 245 and r= 7.
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Buddy is the value of r is equal in both formulas??.
if yes then !!! replace pie r d square to left side and then cancel pie and two radii...
and for second part uh have to arrange the solition in this attachment's way...and solve it urself..
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