In this question they've given us the formula and they just want us to plug in the numbers and get the value.
P is the original value, P=$600
r is the depreciation rate, r=10%=0.1
t is the time in years, t=2

Answer: $486
6*7=42 42+1=43 therefore the number you are looking for is 7
The pages would be 166 and 167
Answer:
Oh okayy
Step-by-step explanation:
I think you guys are using a^2 + b^2 = c^2
the equation would be
x^2 + 2x^2 = 6^2