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Let f(x)={{:(x^(2)-4x+3",", x lt 3),(x-4...

Let `f(x)={{:(x^(2)-4x+3",", x lt 3),(x-4",", x ge 3):}`
and `g(x)={{:(x-3",", x lt 4),(x^(2)+2x+2",", x ge 4):}`, which one of the following is/are true?
a) `(f+g)(3.5)=0`
b) `f(g(3))=3`
c) `(fg)(2)=1`
d) `(f-g)(4)=0`

A

a) `(f+g)(3.5)=0`

B

b) `f(g(3))=3`

C

c) `f(g(2))=1`

D

d) `(f-g)(4)=0`

Text Solution

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The correct Answer is:
A, B
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