Math, asked by ismasShaheen, 6 months ago

TEST - IDENTITIES
1. (2x+3)(2x+3)
2. (3y-7)(3y-7)
3. (5a+b)(5a-b)
4. (9x+2)(9x+1)
answer pls

Answers

Answered by shivamkumar95091

0

1. 4x²+6x+6x+9

= 4x²+12x+9

2. 9y²-21y-21y+49

9y²-42y+49

3. 25a²-5ab+5ab-b²

25a²-b²

(5a)-b²

4. 81x²+9x+18x+2

81x²+27x+2

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