Q9 of 84 Page 39

Write the appropriate polynomials in the boxes.

A polynomial is said to be quadratic if the highest power of the variable in the polynomial is two.

The polynomial is said to be linear if the variable has the highest degree as one.


The polynomial is said to be cubic if the variable has the highest degree as three.


A polynomial is said to be monomial if it contains only one term in its entire expression.


A polynomial is said to be binomial if it contains only two terms in its entire expression.


A polynomial is said to be trinomial if it contains only three terms in its entire expression.



More from this chapter

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7

Write the following polynomials in coefficient form.

i. x3 – 2


ii. 5y


iii. 2m4 – 3m2 + 7


iv.

8

Write the polynomials in index form.

i. (1, 2, 3)


ii. (5, 0, 0, 0, -1)


iii. (-2, 2, -2, 2)

 1

Use the given letters to write the answer.

i. There are ‘a’ trees in the village Lat. If the number of trees increases every year by ‘b’, then how many trees will there be after ‘x’ years?


ii. For the parade there are y students in each row and x such row is formed. Then, how many students are there for the parade in all?


iii. The tens and units place of a two-digit number is m and n respectively. Write the polynomial which represents the two-digit number.

 2

Add the given polynomials.

i. x3 – 2x2 – 9; 5x3 + 2x +9


ii.


iii. 2y2 + 5; 3y +9; 3y2 – 4y – 3