Question

Area of a rectangle is given by 6a 2 + a – 12 sq. units.
i)What is the value of the above polynomial when x=5?
ii)What is the coefficient of ‘a’ in the given polynomial?
iii) Give a suitable expression for the length and breadth of the above rectangle.
iv)What are the zeroes of the given expression?

Answer 1

Answer:

Area of a rectangle is given by 6a 2 + a – 12 sq. units.

i)What is the value of the above polynomial when x=5?