Use f (x) and g (x) to find a formula for each expression. Identify its domain.

f (x) = |2x-1|

g (x) = |2x+1|

(a) (f+g) (x)

(b) (f-g) (x)

(c) (fg) (x)

(d) (f/g) (x)

Question

Kenya Best

Mathematics

18 November, 18:24

Use f (x) and g (x) to find a formula for each expression. Identify its domain.

f (x) = |2x-1|

g (x) = |2x+1|

(a) (f+g) (x)

(b) (f-g) (x)

(c) (fg) (x)

(d) (f/g) (x)

+1

Answers (1)

Know the Answer?

Jane Bentley · Answer 1

F (x) = |2x - 1|

g (x) = |2x + 1|

A. (f + g) (x) = |2x - 1| + |2x + 1|

Domain: (-∞, ∞) x ∈ R

B. (f - g) (x) = |2x - 1| - |2x + 1|

Domain: Unknown

C. (f · g) (x) = |2x - 1||2x + 1|

Domain: Unknown

D. (f : g) (x) = |2x - 1| : |2x + 1|

Domain: (-∞, ⁻¹/₂) U (⁻¹/₂, ∞) x

Use f (x) and g (x) to find a formula for each expression. Identify its domain.f (x) = |2x-1|g (x) = |2x+1|(a) (f+g) (x)(b) (f-g) (x)(c) (fg) (x)(d) (f/g) (x)

Use f (x) and g (x) to find a formula for each expression. Identify its domain.

f (x) = |2x-1|

g (x) = |2x+1|

(a) (f+g) (x)

(b) (f-g) (x)

(c) (fg) (x)

(d) (f/g) (x)