Which represents a quadratic function?

f (x) = - 8x3 - 16x2 - 4x

f (x) = three-quarters x 2 + 2x - 5

f (x) = StartFraction 4 Over x squared EndFraction minus StartFraction 2 Over x EndFraction + 1

f (x) = 0x2 - 9x + 7

Your friend says the solution to 4 x plus 24 x minus 2 equals 7 left parenthesis 4 x plus 2 right parenthesis is xequals16. Solve 4 x plus 24 x minus 2 equals 7 left parenthesis 4 x plus 2 right parenthesis. What was your friend's likely error?

What is the scientific notation for 0.0094

Divide the product of 7 and n by 9

Why would a table be more suitable then a graph to show data

A gasoline service station offers 0.20 cents off the regular price per gallon every Tuesday. What equation relates the discounted price, d to the regular price, r on that day?

What percent of 123 is 140

What is a fraction of a pound in ounces?

Graph f (x) = 3log4 (x + 4) + 2. Find its domain, its range, and the equation of its asymptote

A hybrid car can drive 53 miles in the city on l gallon of gas. How many gallons of gas will it use to drive a total of 371 city. mil Enter the correct answer in the box. gallons

2a^2 + 6ab - 36b^2 all over 2a^2 - 8ab + 6b^2