Question

+ −1/
− +1
=
1+ /
v ​

Answer 1

Answer:

hi

hello

Step-by-step explanation:

i don't understand it please make it clear

Answer 2

Answer:

Mathematics includes the study of such topics as quantity, structure, space, and change. It has no generally accepted definition. Mathematicians seek and use patterns to formulate new conjectures; they resolve the truth or falsity of such by mathematical proof.

Step-by-step explanation:

@NOra❤...