3 and 2 should be the only roots
Answer with explanation:
Presume that, initial water level to be, 0 mm, at a time t=0.
And water level is rising at the rate of
.
After 6.2 years level of water will be =1.8 × 6.2
=11.16 mm
→Averge, that is increase in water level after 6.2 years is given by

→→Rate of Depreciating of water level is given by = Negative of Increase of water level=
Answer:
f(x) = 6 when -5 < x ≤ -1
Step-by-step explanation:
Answer: I think it’s 68.2
Answer:
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Step-by-step explanation: