Question

Perimeter of the square, whose each side is 'n' cm is 

• 4n

• 3n

• 2n

Which of the following does 2n-1 represents? 

• 1 is subtracted from the product of n and 2

• The difference of two times n and 2

• 2n added to 1​

Answer 1

4n

1 is subtracted from the product of n and 2

Answer 2

1) 4n

2) 1 is subtracted from the product of n and 2.

your answer