Which terms could be used as the first term of the expression below to create a polynomial with a degree of 5 written in standard form? check all that apply. + 2x2y2 – 3xy3 –4x3y2 x3 8.4x4y2 5x4y –xy3

the answer is the 1st and the 4th options

hope this : )

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.