Question

answer this question full solution ​

Answer 1

Answer:

Refer the attachment.....

Hope this helps you

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Answer 2

Answer:

k= 24

Step-by-step explanation:

x+2=0

x=-2

put x= -2

$2 {x}^{3} + 5 {x}^{2} - x + k = 0$

$2 ( - 2)^{3} + 5( - 2) ^{2} - ( - 2) + k = 0$

$2( - 16) + 5(4) + 2 + k = 0$

$- 32+ 20 + 2 + k = 0$

$-24 + k = 0$

$k = 24$

hope it's helpful

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