Math, asked by bobatee90, 3 months ago

(2x+5)²- (2x-5)²
simplify​

Answers

Answered by vkr426806
1

Answer:

40 x is the answer

Step-by-step explanation:

simplify with the help of a plus b ka whole square

Attachments:
Answered by impudent321
0

Answer:

40x is the answer

Step-by-step explanation:

Let (2x) be 'a' and (5) be 'b' .

= ( a + b )² - ( a - b )²

= ( a² + 2ab + b² ) - ( a² - 2ab + b² )

= a² + 2ab + b² - a² + 2ab - b²

= 2ab + 2ab

= 4 ab

Putting the value, we get:

= 4 × 2x × 5

= 4 × 10x

= 40x

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