4. Which ones of the following functions are valid CDFs (all have x ≥ 0): (b) 1-exp(-) (0)1-exp(-) expx) 1. 2 2 X (g) 1-exp| Х (а) 1-, ехр (e) 1--*exp(-) (f) 1 exp 2 X xP(-x) 2 (d) 1-exp|

Q: 1. f(x) = (3x² – 5)(2x* – x) 2. y = (6x³)(7x*) 3. y = (3x2 -1)(x² + 5x + 2) %3D -

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Q: Let x + 2 f(x) x + 9 f-(- 9) =

A:

Q: Consider the following. f(x) = 8x – 3, g(x) = 1 - x Find (f - g)(x). The difference of two…

A:

Q: If f(x) =2x then f(5) = ---------. Here f(5) = 10 is an abbreviation " if x= -------- in the…

A: To find f(5) we plug x=5 in f(x)=2x   f(5)=2(5)=10   So, f(5)=10

Q: Let x + 1 f(x) x + 9 f-'(- 4) =

A: To find the solution first we have to find the inverse of the given function and then evaluate it at…

Q: Let x + 2 f(x) x + 6 1( – 10) - -

A: Given f(x)=x+2x+6

Q: Given f(x)=x + 2 and g (x)= 4-x^2 , find the following 1) (f*g)(x) 2) (g*f)(x) 3) (g*f)(-2)…

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Q: Let f(x) = 5x - 2 and g(x) = 2- x^2. Find the following. A) g(f(3)) B) f(g(x)) C) ff(x))

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Q: let f(x) = 2x²-36x² + 20. Find the intervals where f is increasing. a) (-3,0)√(3, ~) b) (-3,0)0(0,3)…

A: Let To find the intervals where  is increasing.

Q: Ef(x) = x² + 2x – 6find 7(x+h)-f(x) h = 0

A:

Q: what value of x is f(x)=6 f={(2,5), (6,5), (3,4), (-1,6)}

A: fx=6 & f=2, 5, 6, 5, 3, 4, -1, 6

Q: Find domain of the follaw ing fanctionss (^) f(x)= In-2) (6) 67 F=

A: fx=lnx-2 the log function is defined for only positive real numbers so the value of x-2 should be…