12 < y(8 - y)

how do i solve this please give me all the steps :)

Solve the equation by completing the square. x^2+2x=17

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?