What is the value of (7 +21)(3 - i)?

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.

Hundred and tens tables to make 430 in five different ways