Garis x+y+n=0 menyinggung lingkaran x²+y²-4x+2y-3=0. jika n=bilangan positif, maka nilai n adalah?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?