Answer:
Yes
Step-by-step explanation:
if it's a less than or equal to it goes from the left to the right and has a full dot
If it's 4|6-8|, the answer would be 8
6-8=-2 but since its absolute value it would just be 2
4×2=8
Answer:
It has to be A because its the only one that makes sense
Step-by-step explanation:
Answer:
9x^2 -49
Step-by-step explanation:
We recognize that this is of the form
(a+b)(a-b) = a^2 - b^2
3x = a and 7 =b
(3x)^2 - 7^2
9x^2 -49