Question

determine whether each of the following functions are one-to-one by using the horizontal line test. (a)...

determine whether each of the following functions are one-to-one by using the horizontal line test.

(a) f(x) = x2 + 5

Yes, it is one-to-one. No, it is not one-to-one.     

(b) g(x) = 3x3 + 2

Yes, it is one-to-one.No, it is not one-to-one.     

(c) h(x) = |x - 2|

Yes, it is one-to-one.No, it is not one-to-one.    

Math   Precalculus   
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