If f(3)=13 and f(5)=27 find f(50)

Find the linear function for f(50)
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1 Answer

2 points...assume strate line...(3,13) & (5,27)

deltax=2, deltay=14, slope=deltay/deltax=14/2=7

y=7x+konst

projekt line tu x=0...deltax=-2, deltay=slope*deltax=7*(-2)=-14

y at x=0...13-14=-1

y=7x-1

y at x=50...350-1=349
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