Is the number 3.1x10^-5 written in scientific notation? Why or why not?

no it is not

Step-by-step: you can not have a negative exponent so the answer would be 3.1 x1/10^5

1/4 because there is 4 grades.

the answer is (-8,-5)

step-by-step explanation:

the endpoint to midpoint is half the length. the length is (-2,-1) so when you are at the midpoint just add it to it to find your answer -6+(-2)= -8 and -4+(-1)=-5 so (-8,-5)