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Earn +20 ptsQ: How many bit strings of length 8 contain exactly three 1's?
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How many bit strings of length 10 have exactly three 0s?
Basically, this is the same as finding the number of distinct ways of arranging seven 1s and 3 0s. That is (10!/7!3!) = (10*9*8)/(3*2*1) = 120. There are 120 bit strings of length 10 with exactly three 0s.
What does a triangle look like with the angles of 70 70 and 40?
It looks exactly like an Isosceles triangle, because two of its three sides have the same length.
He length of the longer leg of a right triangle is 3ft more than three times the length of the shorter leg. The length of the hypotenuse is 4ft more than three times the length of the shorter leg. Fin?
The length of the longer leg of a right triangle is 3ftmore than three times the length of the shorter leg. The length of the hypotenuse is 4ftmore than three times the length of the shorter leg. Find the side lengths of the triangle.
What is a polynomial with exactly three terms?
A trinomial
How do you show a length as an improper fraction?
it is...........two divided by three
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