pls solve the problem
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f(x) = √x and g(x) = 7x + b
now f(g(x)) = √7x+b satisfied by (4,6)
6 = √7(4) +b
squaring both sides
36 = 28 + b⇒ b = 8
hence option A)8
hope this assists.
now f(g(x)) = √7x+b satisfied by (4,6)
6 = √7(4) +b
squaring both sides
36 = 28 + b⇒ b = 8
hence option A)8
hope this assists.
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