Answer:
3
Step-by-step explanation:
Remember that when we are dividing two exponents with the same base (here, it's 13), we can subtract the values of the powers:

So, here, we have
, so we subtract 7 from 10:

Thus, 3 should go in the box.
The answer is n = d/4 + 1/2
Answer:
method 2 use the radians sector area formula
Answer:
b) x=4
Step-by-step explanation: