Neil buys 30 pens, 30 pencils, 30 rulers and 30 pencil cases. Price list
pens
pencils
rulers
pencil cases
6 for 82p
15 for 45p
10 for £1.25
37p each
What is the total amount of money Neil spends?

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

Which expression is equivalent to 2x^2+7x+4?

What is the difference between the predicted value and the actual value