Which of the following polynomials are quadratic Choose all answers that apply:
4x^2+3x+1
x+y
x^2+4x

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

What is the size of the matrix resulting from

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles