Question

(2×+5)^2 give me identies of this_

Answer 1

Answer:

given: to expand (2x + 5)² using algebraic identity

Step-by-step explanation:

identity used: (a+b)² = a²+2ab+b²

=> in the given problem, a = 2x and b = 5

=> (2x)² + 2×(2x)(5) + 5²

=> 4x² + 20 x + 25