Page 138 - ICSE Math 6

5
3
2
(c) Write the coefficients of y , y and y respectively.
(d) What is the constant term in the given algebraic expression?
5. Which of the following expressions are polynomials? Also, write the degree of the polynomials.

7
4
2
3
3
(a) x + + x (b) q + q + 10 (c) 1 + a + a – 7a
x
2 2 1
3
2
3
4
2
(d) p + 3p – (e) x – x + x + 11 (f) – + x 5
p x + 5 x
6. A teacher needs to generalize the formula to know the amount of fees collected by each section
of class VI. If each student paid ` 500 as fee, what is the generalized formula in terms of number
of students in a section?
7. A factory pays ` 95 per hour to its workers. The account manager wants to create a formula for
the amount to be paid in terms of number of working hours. Find the formula.

THINK SMART

1. To generalize the formula for calculating cost of a particular model of television, what should be
taken as the variable?
2. Fill in the blanks using the symbols, +, –, × and ÷, to make the following expression:

10m ______ n ______ p
(a) monomial (b) binomial (c) trinomial

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