Question

Evaluate 39 x 41 using suitable identity, and then find the value of p if 3p = 39 x 41.​

Answer 1

Answer:

39*41

(40-1)(40+1)

40²+1²

800+1

801

Hope this answer help you

Answer 2

Answer:

1599

Step-by-step explanation:

a² - b² = (a-b)(a+b)

39 x 41 = (40-1)(40+1)

a= 40, b=1

40²-1²

1600-1

1599

Hope it helps

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