Which is the exponential form of the expanded form shown? (Two-fifths) (two-fifths) (two-fifths) (two-fifths)
StartFraction 2 Superscript 4 Baseline Over 5 EndFraction
StartFraction 2 Over 5 Superscript 4 Baseline EndFraction
(Two-fifths) Superscript 4
(Four-fifths) squared
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Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Common binomial factor of 6x(3x+7)+5(3x+7)