(6x⁴+11x²+9)+(3x²-x⁴-8) please help

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Analyze the diagram below and complete the instructions that follow. how to find tan

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1