Question

Using algebraic identities find the product of ( x - 5) and (x - 7)


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Answer 1

Answer:

(x + a)(x + b )  =  {$x^{2}$}  + $x(a + b) + ab$

${x}^{2} + x( - 5 - 7) + ( - 5)( - 7)$

${x}^{2} + x( - 12 ) + (35) {x}^{2} - 12x + 35$

so option 2 is correct

hope this help :)

Answer 2

Answer:

answer is option 2)

Step-by-step explanation:

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