please help me i will give brainlist and 5 stars too. please show your work if you can. it is due in 10 min so please hurry.

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function