What is the conjugatan
of -7+3i ?

Triangle xyz has vertices x(1,3), y(0,0)

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

Is the square root of 4 plus the square root of 16 rational?