Question

evaluate using suitable identity

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Answer 1

hey mate here is your answer ✌♥✌

(2y+5)(2y+5)❤

(2y+5)²✔

(2y)²+(5)²+2(2y)(5)❤

4y²+25+20y✔

4y²+20y+25❤

Identity used is✔

(a+b)²=a²+2ab+b²❤

hope it will be helpful to you ✔✔

mark me brainliest ✌✌✌

Answer 2

$(2y {)}^{2} + (5 + 5) \: (2y) + (5)(5) \: \\ using \: \: (x + a) \: (x + b) \: = x {}^{2} + (a + b) \: x + ab \: \\ = 4y {}^{2} + 20y + 25 \: answer$☺️