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2 answers:
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Answer:
a) 100 metres
b) 10 metres
Step-by-step explanation:
Given: the approximate height, h, in meters, travelled by golf balls hit with two different clubs over a horizontal distance of d meters is given by the functions:
To find: distances when the ball is at the same height when either of the clubs are used. Also, to find this height
Solution:
(a)
(b)
Put d = 100 in
First, turn into an improper fraction with a denominator of 4, which matches
.
Now, just add the numerators.