Precalc0105to0107-page20

Precalc0105to0107-page20 - (Section 1.6 Combining Functions...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
(Section 1.6: Combining Functions) 1.6.8 A more rigorous analysis of Dom f ± g () follows. x ± g : gx = x ² 1 ± x ² 1 , our u ±² ³ ³´ ³³ ± f : fu = 1 u f µ g ³³³³³³³³³³ ´ ³³³³³³³³³³ ± 1 x ² 1 fgx ³ ´ µ · ¸ ±² ³ x > 1 x ¹ 1 from Dom g º± ººº 0 is an "illegal" input to f » ¼ ½ ¾ ½ 0 ¿ Dom f (See the bottom of the diagram in blue .) • The set of “legal” inputs to g , Dom g = 1, ± ² ³ ) . • The set of outputs from g , Range g = 0, ± ² ³ )
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 12/29/2011.

Ask a homework question - tutors are online