Answer:
(a) 4 seconds
Step-by-step explanation:
The given point (4, 0) on the parabola tells you the answer to the question: the coin was in the air 4 seconds before its height is 0. It is no longer in the air at that point.
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<em>Additional comment</em>
In order to match the rest of the problem statement, the first given x-intercept must be (-2, 0).
Answer:
-164x^2
Step-by-step explanation:
The Perimeter of a square is 4s where s is the length of 1 side.
So P=4(-41x^2) 41*4=164 ----> P=-164x^2
Each angle of the triangle added together must be equal to 180, so 53+45=98. 180-98=82. So the top angle is 82, the value of x has to be equal to 180-82 which equals 98
Answer:
They're all like terms (x)
ANSWER
d. The set of all real numbers
EXPLANATION
The basic cosine function ,

is continuous everywhere.
The function is defined for all real values of x.
The domain is the set all values of x that will make the function defined.
The domain is all real numbers.
The correct choice is D.