Question

X power 2 + 19 X - 66​

Answer 1

Answer:

$x^{2} +19x-66\\\\factors of 66=3*2*11\\ 22-3=19\\\\x^{2} +22x-3x-66\\x(x+22)-3(x+22)\\(x-3)(x+22)\\\\x=3 or x=-22$

Step-by-step explanation:

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Answer 2

(x+22)(x-3)

Step-by-step explanation:

x^2+19x-66 ..... as factors of -66 are +22 and -3......

x^2+22x-3x-66

as taking x as common from first two terms.....and -3 from remaining two terms , we get:

x(x+22)-3(x+22)

and by taking (x+22) , we get

(x+22)(x-3)