factorise 49x²-(3y+22)²
Answers
Answered by
1
Answer:
49x²-(3y+22)²
= (7x)²-{9y²+2(3y)(22)+(22)²}
= 7x²-9y²+132y+484
hope this helps you !!!
Answered by
5
(49x+3y+22)(49x-3y-22) is your answer mate
Step-by-step explanation:
● 49x² - (3y + 22)²
by using identity:- {a²- b² = (a+b)(a-b) } ,
here a = 49x & b = 3y+22 ....--- (1)
so using (1) identity we get :
● (49x+3y+22)×(49x-3y-22)
or
●(49x+3y+22)(49x-3y-22)
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