Simplify (sin2 θ + cos2 θ)(sin θ + cos θ) 1 2 sin θ + cos θ sin3 θ + cos3 θ

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers