The following sequence is arithmetic. 18, 11, 4, -3, -10, -17…. true false i can't study this because keystones makes you take the quiz before giving instructions.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.

This graph shows a portion of an odd function. use the graph to complete the table of values. x f(x) −2 −3 −4 −6 im sorry i cant get the graph up