10 x Show that the function f(x)= is not one-to-one functions by giving 7x^2+1 two different...

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Question

10 x Show that the function f(x)= is not one-to-one functions by giving 7x^2+1 two different real numbers a and b such that f

math calculus

Answer 1

Answer #1

=> f 10% 7x²+1 f (a) (odt for tóa sob 752+1 7a²+1 7a2b + b. 7ab²+ a -) b V a (7b²+1) b( 72²+1). put 1 (76²+1) 6 ( 7+1) 7btb.

Answer 2

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