Can someone help me with my work.

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer