Using the identity
:simplify the following :
(a-b) ²=a²-2ab+b²
a) 49² please answer me fast I'm mark on the brinlist please
Answers
Answered by
1
Answer:
2401
Step-by-step explanation:
(49)² = (50 - 1)²
= (50)² - (2 × 50 × 1) + (1)²
= 2500 - 100 + 1
= 2501 - 100
= 2401
I HOPE IT HELPS YOU
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Answered by
0
Answer:
I have also doubt in this question
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