Answer:
d. The amount of people in a town increase by 50 people every 5 years.
Step-by-step explanation:
this is because if you were to graph it, it would be a straight line while the other options the line would be curved.
What equation? Can’t really help you if there is no equation there
Answer:
4 : 9 is an equivalent ratio of 8 : 18.
Step-by-step explanation:
hope this helps
Answer: Bonk.IO Booooooooooooooooooooooooooooooooooooooooooooys
Answer:
10√2
Step-by-step explanation:
If x=1+√2, evaluate x³+1/x³
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- x³+1/x³= (x+1/x)(x²-x*1/x+1/x²)=(x+1/x)(x²+1/x²+2-3)= (x+1/x)((x+1/x)²-3)
- x+1/x= 1+√2 + 1/(1+√2)= 1+√2+(1-√2)/(1-√2)(1+√2)= 1+√2 - (1-√2)= 2√2
- x³+1/x³= 2√2((2√2)²-3)= 2√2(8-3)= 10√2
