Question

solbe it in expandation form

x^2 - 23x + 42​

Answer 1

Answer:

x²-23x+42

x²-21x-2x+42

x(x-21)-2(x-21)

(x-2)(x-21)

x-2=0,  x-21=0

x=2, x=21

Answer 2

Answer:

Heya mate for answer look in pic...

We will solve it by Splitting middle term method..

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