okay, I'm not that smart, nvm I need help with this mf math exercise, plss somebody, any process It´s ok, love u bestiolas

Find the value of the variable and the length of each secant segment

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.