Question

find the following polynomial. if answer write I mark you brainlislt ​

Answer 1

Answer:

x=9

Step-by-step explanation:

jope rhis answer help you ma4k me brainleast

Answer 2

Answer:

${x}^{2} + 4 = 0 \\ {x}^{2} = - 4$

taking square root on both side

$x = \sqrt{ - 4} \\ x = + 2i \: \: or \: \: x = - 2i$