In Problems 13-22, for the given functions f and g, find: (a) (f°g) (4) (b) (gºf) (2) (c) (fof) (1) (d) (g°g) (0) 13. f(x) = 2x; g(x) = 3x² + 1 14. f(x) = 3x + 2; g(x) = 2r? - 1 %3D 1 15. f(x) = 4x? – 3; g(x) = 3 - 2 16. f(x) = 2x?; g(x) = 1 - 3x? 17. f(x) = Vx; g (x) = 2x 18. f(x) = Vx + 1; g(x) = 3x 1 3 19. f(x) = |x|: g (x) 20. f(x) = |x – 2|; 8(x) %3D x? +1 x + 2 3 8(x) = Vĩ 2 21. f(x) 22. f(x) = x2; g(x) %3D * + 1 x + 1

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Q: If f is one-to-one and f(6)=9, then f−1(9)=  and (f(6))−1 =

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Q: fx) 1 A. f(x) = 2x2 + 8x + 1 B. f(x) =-2x²-7x + 1 .4 %3D -3 -5 C.f(x) = 3x² + 9x-11 D. f(x) =-6x² +…

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Q: Find the indicated outputs for f(x) = 4x² - 5x. f(0) = f(-1)= f(2)= h

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