Hello there!
0.8 is not irrational
If a number can be written with a perfect fraction, it is rational
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Answer:
5.3
Step-by-step explanation:
a² + b² =² c² the Pythagorean theorem
RQ² + RS² = QS² Solve RS
6² + RS² = 8²
RS² = 64 -36
RS² = 28
RS = √28 28 is slightly > 25 and since √25 =5
RS = 5.3 actually 5.2915 to a few more significant digits
Answer:
Input - Output
2 - $290
12 - $690
24 - $1170
Step-by-step explanation:
Cost after n months:
The cost after n months is given by the following function:

After 2 months:
This is C(2). So

After 12 months:
This is C(12). So

After 24 months:
This is C(24). So

Table:
Input - Output
2 - $290
12 - $690
24 - $1170
This is 90,000 is your answer
Answer:
Distributive property is applied between step 1 and 2