Does the quadratic function f(x) = 5x2 + 5x + 21 have one,
two, or no real zeros? Utilize the
quadratic formula to determine
the answer.

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

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?

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.