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8 May, 06:00

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Scon Given that f (x) = x2 - 18 and g (x) = 5x + 19. find (g - 1) (-6), if it exists.

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  1. 8 May, 06:30
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    Step-by-step explanation:

    Since g is a one-one function, its inverse exists.

    Let (g^-1) (-6) = t

    We have to find t

    -5

    (g^-1) (-6) = t inplies

    -6 = g (t)

    -6 = 5t + 19

    5t = - 25

    t = - 5
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