applesareyummy
applesareyummy applesareyummy
  • 02-09-2016
  • Mathematics
contestada

f(x)=7x+7 and g(x)=6x^2
find (fg)(x)

Respuesta :

dalendrk
dalendrk dalendrk
  • 02-09-2016
f(x) = 7x + 7; g(x) = 6x²

(fg)(x) = f(x) · g(x)

(fg)(x) = (7x + 7) · 6x² = (7x)(6x²) + (7)(6x²) = 42x³ + 42x²
Answer Link
SyntaxError
SyntaxError SyntaxError
  • 02-09-2016
[tex]F(g(x))=7(6x^2)+7[/tex] \\ We plug in our g(x) equation into f(x)
[tex]F(g(x)) = 42x^2+7=0 \\ F(g(x)) = x^2=-1/6 \\ F(g(x)) = x = \sqrt \frac{-1}{6}i [/tex]
Answer Link

Otras preguntas

UNDERSTAND VOLUME When water is poured from the graduated cylinder below into a rectangular prism, the rectangular prism is completely filled. How many 1-cm un
During WWII, the US and USSR were fighting against a common enemy (Germany & Fascism). When the war ended the common enemy and reason for cooperation disapp
How do I do this question folks?
You need 3 sticks of butter for every 24 giant cookies you bake.
What is the least common multiple of 324 and 245?
A snack bar weighs 61g, and 10% of the weight is apple. How many grams of apple are in the snack bar?
15 Select the correct answer. This passage can best be described as OA. historical fiction because it describes actual events. OB. realistic fiction because it
Multiplying Polynomials
Which of the following choices represents the average of other four?A)4. B)-3. C). -4. D). -17. E). 5
T A C G T G G A C T G A G G A C T C C T C is this a 'sense' strand or 'antisense' strand?