A unity pole is 5 m high. a cable is stretched from the top of the pole to a point in the ground that is 3 m from the bottom of
the pole. how long is the cable?
2 answers:
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Answer:
combined variation
Step-by-step explanation:
we have
we know that
a)<u> in the interval </u>----> (0,∞)
If the value of x increase the value of y increase
so
Is a direct variation
b) <u>in the interval -</u>---> (-∞,0)
If the value of x increase the value of y decrease
so
Is a inverse variation
therefore
Is a combined variation