Which are the solutions to the equation cos X = 0.9 over the interval 0_ O 0.451 only
O 0.622 only
O 0.451 and 2.691
O 0.622 and 2.520

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?

Which of the following is equal to the square root of the cube root of 5 ? (1 point) 5 to the power of 1 over 3 5 to the power of 1 over 6 5 to the power of 2 over 3 5 to the power of 3 over 2