What is the derivative of 2sinx and 2cos2x?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

The surface area of the triangular prism is .

Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.