26-01-2017
Mathematics

contestada

Let f(x) = x2 + 6 and g(x)= x+8/x . Find ( g o f)( -7)

Respuesta :

apologiabiology apologiabiology

26-01-2017

(g o f)(x)=g(f(x))
so

(g o f)(-7)=g(f(-7))=
g((-7)^2+6)=
g(49+6)=
g(55)=
55+8/55=
55 ad 8/55

(g o f)(-7)=55 and 8/55
(if you meant g(x)=(x+8)/x, then the result is 63/55 or 1 and 8/55)

Answer Link

Otras preguntas

How many atoms are in 52.3 g of lithium hypochlorite (LiClO)?

You purchase three $0.89 candy bars and you hand the cashier a $5 bill. How much change should you get back?

1. Denver, Colorado is called "The Mile High City" because its elevation is 5280 feet above sea level. Someone tells you that the elevation of Death Valley, Cal

11. A student lifts a 25 kg mass a vertical distance of 1.6 m in a time of 2.0 seconds. a. Find the force needed to lift the mass (in N).

Use The four step process to find the slope of the tangent line to the graph of the given function at any point. ( simplify your answer is completely) F(x)= 8x

Eighth grade> HH.3 Identify adverbs YSUSelect the five adverbs.It's not surprising that Mr. and Mrs. McKee are so exhausted, since they now have a newinfant

How can you get rid of your family? ༼ つ ◕_◕ ༽つ

10 glasses cost 40 dollars how much 20 glasses cost

A doormat is 3 feet by 2 feet. What is the area of the doormat? 2 1/2 ft 2 NI 3 ft

The possums were on their 20 yard line. On the next four plays they gained 1 yard, lost 8 yards, lost 12 yards and gained 24 yards. From what yard line will the