Answer:10
Step-by-step explanation:
10 because 10 minus 8 would be 2
For this case we must find an expression equivalent to:
Then, we take common factor 8:

By definition of power properties we have to:

So:

Since both terms are perfect cubes, we factor using the cube difference formula:

Where:

So:
Answer:

Answer:
3 + 5j = 18
Hope this helps, The other idiot absurd answered
Step-by-step explanation:
A) 6² and 7² , 36 and 49 not this one
B) 7²=49 and 8²=64 not this one
C) 8²=64 and 9²=81 , so 8 and 9, correct answer
Answer:
28.3
Step-by-step explanation:
12/20 = 17/x
cross multiply
12x=340
divide each side by 12
x=28.3333333333.......
round it to nearest tenth
28.3