C^2-a^2=b^2 b^2=81-36=45 x^2/36-y^2/45=1?
Answer:
y = -3
Step-by-step explanation:
y = x - 7
when x = 4
y = 4 - 7
y = -3
0.07 x 11.2 = 0.784 -< Answer
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The answer to your question is 10 seconds. I know this because:
distance divided by speed=time
let t=time
t=2*6(30/36)=10
t=10
So, it took Boris a total of 10 seconds to run up the out of service elevator.
Hope this helps!
