Answer:
The answer is "0.45385".
Step-by-step explanation:
The time is taken to reach the coast
The time is taken to reach Q after reaching the coast 
Total time,
This has to be minimum,


x=0.45385
(2x^2-5x)(4x^2-12x+10) = <span>8x^4 - 44x^3 + 80x^2 - 50x
So, the answer is option C.</span>
Answer:
<h2>The unit digit of the square of 572 is 4</h2>
Step-by-step explanation:
In this problem, we are expected to tell what number is at the unit position of the square of 572.
firstly, what is the square of 572.
this is gotten as = 572^2
=572*572
=327184
from the result, the value at the unit position is 4
The unit digit of the square of 572 is 4
Answer:
3 1/5
Step-by-step explanation:
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