What is the value of "c" in the quadratic equation 3x^2 + 5x + 7 = 0?

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)

Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip.gasoline costs $1.05 per gallon.what was the cost of gasoline per mile driver?

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000