a rock is thrown in the air from the edge of a seaside cliff. it's height in feet is represented by f(x) = - 16(ײ-8x-9), where is the numbers of seconds since the rock was thrown. the height of the rock is 0 feet when it hits water
1 answer:
Answer:
6 seconds
Step-by-step explanation:
Just took the test :)
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Answer:
50°
Step-by-step explanation:
90°-40°=50°
The square on the angle means 90°.
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Answer:
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Answer:
a=4220-2t
This would be if we are finding the altitude of the submarine from the surface of the water(how many meters away from the surface it is). I don't know what it would be if you want to know from the bottom of the ocean.
Answer:
Step-by-step explanation:
Reference angle = 30°
Opposite side = x
Adjacent side = 2
Apply the tan trigonometric function, thus:
Rationalize
Answer:
13
Step-by-step explanation:
Sorry im in 5th grade.
