Someone please help me with the answer. ASAP

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Need asap. solve for the following inequality