Answer: 2 :))
Step-by-step explanation: hope you also have a good day!!
It would be 7x3 which would equal 21. Hope that helped!
I'm assuming you meant to write 8^(-2) or
where the -2 is the exponent over the 8.
If my assumption is correct, then we use the rule 
So,

<h3>Answer: Choice D. 1/64</h3>
Answer:
sorry
Step-by-step explanation:
M∠CBT is not 120°.
You have to notice the start of the measure of the angle is on the point of C. It is the 0°.
If the segment BT is straight up from the point of B, its angle will be 90°.
Since the segment does not form a right angle, its measure of angle is less than 90° but more than 0°