daaniel45 daaniel45

25-09-2021
Mathematics

contestada

f(x) = ax + b for x in R
Given that f(5) = 3 and f(3) = - 3 :
b. solve the equation ff * (x) = 4 .

Respuesta :

imtiazfaiza2006 imtiazfaiza2006

25-09-2021

Answer:

a=3, b=-12

Step-by-step explanation:

f(x)=ax+b

f(5)=5a+b=3 [eq.1]

f(3)=3a+b=-3 [eq.2]

[eq.2] - [eq.1]

3a+b-5a-b= -3 -3

3a-5a=-6

-2a=-6

2a=6

a=3

substituting a=3 in eq.[1]

5a+b=3

5x(3)+b=3

15+b=3

b=3-15

ans: b=-12

Answer Link

Otras preguntas

question is in the picture!

Can anyone give me an answer to this? Help is serverly needed...

Write a paragraph explaining how poetry compares to prose.

Distributive property2(x + 1)

Which types of triangles can have three angles that measure less than 90°? acute triangle equilateral triangle right triangle isosceles triangle

Why was there so much controversy around the 2000 election? How did the Electoral College figure in this? How does this election compare with the 2016 election?

7. Ram washes the clothes himself oneself yourself Type here to search

Suppose an agent has $100. He opens a demand deposit of S100 with a bank which has asset x where x is a random variable. Required: a. Suppose x is uniformly di

Which point on the number line best represents √67?

Which point is at (4,6) ?* Point Q Point R Point S Point T