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kati45 [8]
2 years ago
11

What is (b-2)x(b-7) multiplied

Mathematics
2 answers:
Alex73 [517]2 years ago
6 0

Answer:

b² - 9b + 14

Step-by-step explanation:

(b - 2) × (b - 7)

= b×b - 7b - 2b + 2×7  (Expand)

= b² - (7b + 2b) + 14  (gather like terms)

= b² - 9b + 14

Aleks04 [339]2 years ago
3 0

\qquad \qquad  \bf \huge\star \:  \:  \large{  \underline{Answer} }  \huge \:  \: \star

\qquad❖ \:  \sf \: {b}^{2}  - 9b + 14

\textsf{  \underline{\underline{Steps to solve the problem} }:}

\qquad❖ \:  \sf \:(b - 2) \sdot(b - 7)

\qquad❖ \:  \sf \:(b \sdot b)  +  (b \sdot - 7)  - (2 \sdot b) - (2 \sdot - 7)

\qquad❖ \:  \sf \: {b}^{2}  - 7b - 2b + 14

\qquad❖ \:  \sf \: {b}^{2}  - 9b + 14

\qquad \large \sf {Conclusion}  :

\sf \:(b - 2) \sdot(b - 7) =  {b}^{2}  - 9b + 14

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