Mathematics, 28.05.2020 20:07, jackparo9640

1.What element in the domain has image 7 under the function f(x) = 7x - 8?
2.If f(x) = 7x - 5, what is the value of f(5) and (f8)?
3.If f(x) = x^2, find the value of [f(a+h)-f(a)]/h.
4.If f(x+3 ) = f(x) + f(3), show that i) f(0) = 0 ii) f(-3) = -f(3)
5.If f(4x) = f(4) + f(x), show that i) f(4) = 0 ii) f(16) = 0

Answers: 2

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1.What element in the domain has image 7 under the function f(x) = 7x - 8?
2.If f(x) = 7x - 5,...