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Maths Puzzle
Numerical Ability
i have been out of school for 12 years and need a hand on this act practice question f(x)=3xsquared+4,f(x+1)=
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Would someone please help me with this?:
A grocer needs to mix cashews worth $6 per lb with peanuts worth $2 per lb to obtain 10 lbs of a mixture worth $3 per lb. How many lbs of
DIFFERENCIATION:
IF Y=1/1+X,SHOW THAT
(1+X)d2y/dx2+2dy/dx=0