eileenconway eileenconway
  • 03-08-2021
  • Mathematics
contestada

Let f (x) = 3x + 1 and let g(x) = x - 1. Find (fog) (5)
0 0
O 15
O 4
O 7

Respuesta :

H4WK1NS
H4WK1NS H4WK1NS
  • 03-08-2021

Answer:

13

Step-by-step explanation:

(fog)=3(x-1)+1

ie puting the function of g in f

so (fog)= 3x-3 + 1= 3x-2

finding fog

(fog)(5)= 3(5)-2

ie sub stitute 5 in x

(fog)(5)=15-2=13

Answer Link

Otras preguntas

PLEASEEEEEEEEEEEE HELPPPPP MEEEEE
2. Ma famille et moi, nous ne pas de visites pendant la semaine. 3. Je que la vie au lycée peut être difficile quelquefois. 4. Ma petite amie et sa soeur souven
What is the equation for the enthalpy of vaporization?
help me please lsksjdid
6 of 7 £25 = 700 rubles, how many £ are in 1,260 rubles? £
Anyone’s know the answer???
3. What religious activities or teaching can be done at public schools? I
plz help will give wut i got (as in points) Temperature in the desert can be modeled by the function C(t), where t represents hours after midnight (0 ≤ t ≤ 24),
) The jar has a total of 220 marbles. The table shows the estimates of three different students and the amount of error in each of the estimates. The class want
What is the algebraic expression for the difference between seven times a number and three times that number?​