Given cot A = 63/16 and that angle A is in Quadrant I, find the exact value of sin A in simplest radical form using a rational denominator.

Lois and clark own a company that sells wagons. the amount they pay each of their sales employees (in dollars) is given by the expression 12h+30w12h+30w where hh is the number of hours worked and ww is the number of wagons sold.

Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2

Which ahows the graph of the solution set of 6x+4y< 12