Question

Find the following using identities (2y+5)square

Answer 1

(2y +5)

using identity:

(a+b)= a^2+2ab+b^2

= (2y)^2 + 2(2y)(5) + (5)^2

= 4y + 20y+25. ans

hope this helpful....... pls mark my ans brilliant

Answer 2

Answer:

Step-by-step explanation:

Neharika provded right steps.. but answer came wrong in th end.. maybe typing error

(2y +5)

using identity:

(a+b)= a^2+2ab+b^2

= (2y)^2 + 2(2y)(5) + (5)^2

= 4y^2+ 20y+25 is the correct answer