Question

what should be added in the polynomial x ki power 4 + 5 x cube + 7 x square + 3 X + 4 so that it is completely divisible by X square + 2 X + 1

Answer 1

Step-by-step explanation:

x*4+5x³+7x²+3x+4

x²+2x+1=0

x²+1x+1x+1=0

x=-1

put the value in this equation

(-1)*4+5(-1)³+7(-1)²+3(-1)+4

1-5+7-3+4

-4+4+4

=-4+8=4 OK friend

Answer 2

Answer:

Step-by-step explanation:x*4+5x³+7x²+3x+4

x²+2x+1=0

x²+1x+1x+1=0

x=-1

put the value in this equation

(-1)*4+5(-1)³+7(-1)²+3(-1)+4

1-5+7-3+4

-4+4+4

=-4+8=4 OK friend