Question

Expand the number (2a-1)2
a

Answer 1

Answer:

=4a²—4a+1 or 4a²—2a

Step-by-step explanation:

a(2a-1)²=(2a)²+2(2a)(-1)+(-1)²

=4a³—4a²+a

Or if the question is (2a—1)2a

4a²—2a

Please write the question well

Answer 2

Step-by-step explanation:

(2a-1)2a

4a sqar - 2a

= 2a