Answer to Question #96904 in Math for Joshua

Question #96904
1.Let the function \\( f:R\\rightarrow R\\) be defined by the formula \\(f(x)=x^{2} \\) . Then the range of f consists of ______\n\n
a.the positive real numbers and one
b.the positive real numbers and zero
c.the negative real numbers and zero
d.the negative real numbers and one

2.Let f assign to each real number its square, that is, for every real number \\(x\\) let \\(f(x)=x^{2}\\)\n. The domain and co-domain of f are
a.both the real numbers
b.None of the option
c.both the rational numbers
d.both the natural numbers

3.Let \\(f(x)=x^{2}\\) where x is a real number. Let \\(g(x)=x^{2}\\)\n where x is a complex number. Which of the statement is true
a.the function f is not equal to g since they have different codomains
b.the function f is equal to g since they have different domains
c.the function f is equal to g since they have different codomains
d.the function f is not equal to g since they have different domains
1
Expert's answer
2019-10-19T22:40:53-0400
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