Question Text
Question 1 :
Look at the given expressions: $7x$, $14x$, $–13x$, $5x^2$ , $7y$, $7xy$, $–9y^2$ , $–9x^2$ , $–5yx$ .How many sets of like terms are there in the list ?
Question 2 :
Find the value of a, if $pq^2a = (4pq + 3q)^2 – (4pq – 3q)^2$
Question 4 :
What will be the product of first expression 'p' and second expression '$6p^2-7p+5$' ?
Question 5 :
Which of the following is(are) polynomial(s) with 4 or more terms?
Question 7 :
Find the product of the pair of monomials : $4, 7p$
Question 8 :
What will be the product of first monomial $2x$ and second monomial $-9x^2y^2$ ?
Question 11 :
Multiply the binomials: $(y – 8) \ and \ (3y – 4)$
Question 13 :
What will be the product of first expression 'a+b+c' and second expression 'abc' ?
Question 15 :
The product of two expressions is $x^5 + x^3 + x$. If one of them is $x^2 + x+ 1$, find the other.
Question 17 :
Using the Identity (III) : $(a+b)(a-b) = a^2 - b^2$ ,find $983^2 - 17^2$
Question 18 :
What will be the product of first expression '$4p^2q^2$' and second expression '$p^2-q^2$' ?
Question 19 :
State true or false: $8mn^2$ and $5n^2m$ are like terms, which are like $4mn^2$