(a – b)2 = ---------------------- A) a 2 + 2ab + b2 B) a 2 - 2ab + b 2 C) a 2 + 2ab - b 2 D) a 2 - 2ab - b 2
Answers
Answered by
0
Answer:
ओळख वापरणे ( अ-ब )
2
= अ
2
-2 एक ब+ब
2
आमच्याकडे: ( पृ
2
-q
2
)
2
म्हणून, ( पृ
2
-q
2
)
2
= ( पृ
2
)
2
-2 ( पृ
2
) ( क्यू
2
)+( q
2
)
2
= p
4
-2 पी
2
q
2
+q
4
उत्तर आहे p
4
-2 पी
2
q
2
+q
4
Answered by
0
option B
Step-by-step explanation:
(a-b)^2= a^2 -2ab +b^2
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