Proove that, if the sum of the roots of the equation is 1 then

a, b, and c are all correct.

i think the answer is either c or d

im thinking d might make more sense though

sorry if im wrong

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.

no

explanation: