A wire of length 20 cm is bent in different ways to form rectangles. For example, we can have a rectangle with length 7 cm and width 3 cm. We can also have one of length 5.5 cm and width 4.5 cm. (Think of a few more ways of forming such rectangles.) Can you write an expression for the area of such rectangles?

Question

TextDefinition of Polynomial Expression

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Which one of the following is a polynomial?

1/√5 x^(1/2) + 1 is a polynomial

(6√x + x^(3/2))/√x is a polynomial, x ≠ 0

True/FalseDefinition of Polynomial Expression

Which of the following expressions are polynomials? Justify your answer:

Write whether the following statements are True or False. Justify your answer.

Find the value of the quadratic polynomial 7s² – 4s + 6 if: