Find the parabola of the form y=ax2+b which best fits the points (1,0), (2,2), (4,4) by minimizing the sum, s, of squares of the vertical distances from the above points to the parabola given by s=(a+b)2+(4a+b−2)2+(16a+b−4)2.

Find the solutions for a triangle with a =16, c =12, and b = 63º

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3