Question

Exercise 9
Find the squares of
2a + 1​

Answer 1

Answer:

4a2 + 4a + 1

Step-by-step explanation:

(2a + 1)2

= 2a2 + 2 * 2a * 1 + 12

= 4a2 + 4a + 1

Answer 2

( a + 1 )²

(2a)² + 2 × a × 1 + ( 1 )²

4a² + 2a + 1

HOPE IT HELPS❤