Question

evaluate each of the following products without multiplying directly
1) 97*97

Answer 1

Answer:

9409

Step-by-step explanation:

nine thousand four hundred and nine

Answer 2

Answer:

97 × 97

(97)^2

(100-3)^2

(a-b)^2 = a^2 - 2ab + b^2

= (100)^2 - 2(3)(100) + (3)^2

= 10000 - 600 + 9

= 9300 + 9

= 9409

Step-by-step explanation:

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