Trig proof! this was a bit tricky and has a huge weightage in my grade did i do it correctly oh yeah sorry if its a bit messy

How to determine whether two known pairs of points are on the same line.

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

X2 + y 2 = 36 x + y = 6 solve the system of equations.