owned n cows ellis has exactly 4x as many cows as richard richard buys 13 cows and ellis sells 9 ellis still has more cows than richard how many cows did richard have

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.