The balance in two separate bank accounts grows each month at different rates. The growth rates for both accounts are represented by the functions f (x) = 2x and g (x) = 4x + 12. In what month is the f (x) balance greater than the g (x) balance

Question

Scott Cunningham

Mathematics

26 November, 16:11

The balance in two separate bank accounts grows each month at different rates. The growth rates for both accounts are represented by the functions f (x) = 2x and g (x) = 4x + 12. In what month is the f (x) balance greater than the g (x) balance

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Kayden Wilkins · Answer 1

Never - the gradient and y intercept of g () are higher than of f (), and it would therefore have to be a theoretical negative time in order for f () to have a higher value than g (), which would not be possible in this case.