In right triangle abc, a and b are complementary angles and sin a = 8/9 . what is cos b? nextreset

Multiply. −2x(6 x 4 −7 x 2 +x−5) express the answer in standard form. enter your answer in the box.

Answer this question only if you know the answer! 30 points and

Part a: select all of the ordered pairs that are located on the graph of the equation. part b: does the graph of the equation represent a function? select all correct answers for part a and one answer for part b.