825 - 625i
Hope it’s right
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Answer:
it is 1
Step-by-step explanation:
Answer:
x^2+3x+2x+1 is meant to be x^2 +5x+1
Answer:
0.53
Step-by-step explanation:
Answer:
After 900 minutes
Step-by-step explanation:
when we convert the velocities of the ships into miles/ min we get
The equations determining the distances of the ships from the port M (set at x=0) are
(for 45mph ship)
(for 36mph ship)
The solution to these equation lie at t= 900 minutes; therefore the two ships will meet 900 minutes after the departure of the first ship.