Question

the reminder when f (x) =5x+7 is divided by x-5​

Answer 1

Answer:

Solution

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f(x)=12x  

3

−13x  

2

−5x+7

When f(x) is divided by (3x+2) the remainder is f(−  

3

2

​

). Now,

f(−  

3

2

​

)=12(−  

3

2

​

)  

3

−13(−  

3

2

​

)  

2

−5(−  

3

2

​

)+7

=12(−  

27

8

​

)−13(  

9

4

​

)+  

3

10

​

+7

−  

9

32

​

−  

9

52

​

+  

3

10

​

+7=  

9

9

​

=1

∴ The remainder is 1.

Step-by-step explanation: