Answer:
9a-65
Step-by-step explanation:
simply write 9a+(add the remaining numbers all together)
Answer: C
Step-by-step explanation:
You can write each term into a fraction.
becomes 
When you multiply 2 terms with the same base, you add the exponents.

is also the same as ![x\sqrt[5]{x^3}](https://tex.z-dn.net/?f=x%5Csqrt%5B5%5D%7Bx%5E3%7D)
You get this because
. When you pull out 5 os x, you are left with x³ on the inside.
Answer:
255 m
Step-by-step explanation:
From the given question, the surface of the water body is the reference point. And this point is assumed to be 0, so that any distance above it is positive, and any distance below is negative. This is synonymous to the number line system.
Thus,
For the aircraft, its height = +200 m
For the submarine, its depth = -55 m
So that the difference between the submarine and aircraft can be determined as;
200 - (-55)
= 200 + 55
= 255 m
The distance between the submarine and aircraft is 255 m.
Answer:
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