If s (x) = x - 7 and t (x) = 4x2 - x + 3, which expression is equivalent to (t*s) (x) ?

a) 4 (x - 7) 2 - x - 7 + 3

b) 4 (x - 7) 2 - (x - 7) + 3

c) (4x2 - x + 3) - 7

d) (4x2 - x + 3) (x - 7)

1 liter equals approximately 1.05 quarts. Which BEST approximates the number of liters in 3 quarts? A) 3 liters B) 6 liters C) 9 liters D) 12 liters

4 / 9 over 5 / 9 in simplest form

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