Me idk how to solve it.
simplify: (sin θ − cos θ)2 − (sin θ + cos θ)2

−4sin(θ)cos(θ)
2
sin2 θ
cos2 θ

Plot the intercepts to graph the equation

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?