Mental Math Using the slope formula, find the slope of the line through the points (0,0) and (2,4). Use pencil and paper. Explain how you can use mental math to find the slope of the line.
The slope of the line is (Type an integer or a simplified fraction.)

In which form is the following function written? y = - 2(x – 3)(x + 5)

Which table represents a linear function? i'll give brainliest to first answer ^'^

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?