Help pls asap 1.tell how the commutative and associative properties of addition can help you evaluate the expression.

2.1 + (5.8 - 4.1)

2.evaluate the expression
2.1 + (5.8 - 4.1)

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Which of the functions graphed below has a removable discontinuity?

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.