If < D and < E are complementary angles then which of the following statements is always true? SinD=sinE , cosD=cosE , cosD=tanE , sinD=cosE

Which statement about the graph of y = 8(0.25)^2

Which number completes the inequality? 2/3 < _ < 7/9

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2