Question

Find the value of (2x + 5)2.​

Answer 1

Step-by-step explanation:

Solution:

(2x + 5)2

We know that (p + q)2 = p2 + q2 +2pq

Here, p = 2x , q = 5

(2x + 5)2 = (2x)2 + 52 + 2 × 2x × 5

= 4x2 + 25 + 20x

Answer 2

$\huge \underline \mathfrak \pink{your \: answer \: }$

$(2x + 5) {}^{2} = (2x)2 + 52 + 2 \times 5$

$4 \times 2 + 25 + 20x$

HENCE PROVED ✔