Question

X3+3X2+3X+1 BY 2X+5​

Answer 1

Step-by-step explanation:

apply remainder theroem

5+2x = 0

2x = -5

x = 5/2

replace x by -5/2,we get

x3+3x2+3x+1

(-5/2)3+3(-5/2)2+3(-5/2)+1

-125/8+75/4-15/2+1

(-125+150-60+8)/125

-27/8

therefore the remainder is -27/8