Solve the following system of equations using substitution y=x+4 3x+5y=36

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)