Question

Factorise : b squar -10b+9​

Answer 1

Answer:

here is your answer

${b}^{2} - b - ab + 9$

$b(b - 1) - 9(b - 1)$

$(b - 9)(b - 1)$

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Answer 2

Answer:

b=9. or. b=1

Step-by-step explanation:

b²-10b+9. 9

b²-9b-1b+9 =0 - 9 -1

b(b-9)-1(b-9)=0

(b-9) (b-1)=0

b-9=0. or. b-1=0

b=9. or. b=1