Evaestrelladosenaid Evaestrelladosenaid Math Answered BLUFF for Not.20Determine whether each of the following is a poly1. y = 5x - 42. y = x2 - 3x + 23. y=-4x-3 + 5x - 74. y = (x - 2)2 (3x + 1)5. y = 3x4 - 4x3 + 3x2 - 4x +6. y -- 20x587. y = 3x3 - 68. y = x3 - 4x2+ V* - 19. y = x5 - 4x4 + 3x3 - 2x + 1010. y = 5x3 - 2x2 ++111. y = 3x6 - 4x + 712. y = (x-2)- (x + 5)