Question

F 20) = V - 5. Find f '(x) and its domain.

O A. f-' (2) = (2+5)*; x20
OB. f-1 () = 22 +5;x2-5
O c. f-'() = 22 +5;x20
O D. f-'(x) = (1 + 5)2; x

Answer 1

radx-5=y.....(y+5)^2=x...(x+5)^2 a.or.b

Sub-greater radical equals 0 /d

Explanation: