muniraalfadel muniraalfadel

23-01-2021
Mathematics

contestada

given f(x)= x square+ 6x + 12 show that f(x) ≥3 for al values of x
the answer plz faaassst

Respuesta :

ChoiSungHyun ChoiSungHyun

23-01-2021

Step-by-step explanation:

f(x) = x² + 6x + 12

= (x² + 6x + 9) + 3

= (x + 3)² + 3.

Since a² >= 0 for all real values of a,

(x + 3)² >= 0 for all real values of x,

(x + 3)² + 3 >= 3 for all real values of x.

Hence f(x) >= 3. (Shown)

Answer Link

Otras preguntas

Write an equation of a parabola with vertex at the origin and the given focus (6,0)

where is freeze-thaw most active?

which is accurate about the six kingdoms

Charlene is 8 years older than Aarons.The sun of their age is 44.what are their ages.

While outsourcing has allowed Apple to reap the benefits of lower cost and more flexible manufacturing, its lack of direct control has proven to be a challenge.

Momentous Occasions is a photography business that shoots videos at college parties. The freshman class pays $1,000 in advance on March 3 to guarantee services

A longitudinal study that followed 1200 older adults in their transition from independent living to age-restricted housing in 1995 found that those older adults

Should the United States destroy national parks in order to obtain energy resources that are available?

Solve for s 2s+4=5(-4-2s)

A 62kg box is lifted 12 meters off the ground. How much work is done?