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Earn +20 ptsQ: What is the range of the function y equals -x 2 plus 1?
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Is y equals 3x plus 1 and -2x2 a function?
No.
Y equals 4x plus 3 is this a one to one function or an onto function and does it have an inverse function?
Assuming the domain and range are both the real numbers (or rationals): Yes, it is 1 to 1 Yes, it is onto and the inverse is x = (y-3)/4
What type of function is y equals x plus 1?
It is a linear function. That is to say, it is a function representing a straight line in the coordinate plane.
What is 1 plus 1 plus 1 plus 1-4 plus g equals?
1 plus 1 plus 1 plus 1 equals 1 times 4. 1 times 4 equals 4. 4 minus 4 equals 0. 0
Cos x equals -cos x plus 1?
No, but cos(-x) = cos(x), because the cosine function is an even function.
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