What is the quadratic regression equation for the data set?

yˆ=-0.004x2+0.415x-0.546

yˆ=-0.004x2-0.415x-0.546

yˆ=0.004x2+0.415x+0.546

yˆ=-0.004x2-0.415x+0.546

x y

50 10

30 11

11 5

35 9

50 12

20 3

90 7

To divide 14 2/3 : 2 3/4, Erik multiplied 14 2/3 * 4/3. Explain erik's error

The height of a triangle is 2 less than 5 times its base. If the base of the triangle is x feet and the area of the triangle is 12 square feet, which equation models this situation? A.) 5x^2 - 2x - 12 = 0 B.) 5x^2 - 2x - 6 = 0 C.

Can you walk step by step how to do this asignment

Simply each expression, use the distributive property to clear parentheses then combine like terms 6 (x-2) + 5x

Find the average rate of change of the function ... f (x) = 2 x ^2 + 2 x - 4, on the interval x ∈ [-1,4].

The distance from the tether ball pole to the edge of the circle is 5 feet what is the cicuference of the circle?

What is 5% of 80 A. 4 B. 40 C. 160 D. 400

Which of the following is equivalent to (-2) - 5? -2 + (-5) -2 + (-5) 2 + (-5) 2 - (-5)

Solving Expressions Analytically Consider the following equation: x3+4x2+4x+16=0. Solve for x. Your answer should be stored in a variable result, which will be a list containing three sympy expressions.

Tiffany and Adele sold cookies and brownies to raise money for their school. They sold a total of 25 sweets. If each cookie costs 1$ and the brownies cost a 1.50 each and they made a total of 32$, how many did each sell?