Instructions:Select the correct answer from each drop-down menu. A bird catches a fish, flies 100 yards upward in a straight lin
e, and then drops the fish. The fish lands at a spot that is 50 yards horizontally from the point where the bird caught it. The bird flies at an angle of degrees from the ground, and its height from the ground when it drops the fish is yards.
2 answers:
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You can take x = a, 2y = b and then can apply the binomial theorem.
The expansion of given expression is given by:
Option D: is
It provides algebraic expansion of exponentiated(integer) binomial.
According to binomial theorem,
Taking a = x, and b =2y, we have n = 7, thus:
Thus, Option D: is correct.
Learn more about binomial theorem here: