English
CISCEICSE ICSE Class 7
Textbook Solutions10260
Concept Notes & Videos203
Syllabus

Multiply: X2 + 5yx - 3y2 and 2x2y

Advertisements
Advertisements

Question

Multiply: x2 + 5yx - 3y2 and 2x2y 

Sum
Advertisements

Solution

x2 + 5yx - 3y2 and 2x2y 

⇒ 2x2y × (x2 + 5yx - 3y2)

⇒ 2x4y + 10x3y2 - 6x2y3 

shaalaa.com
Performs Operations (Addition and Subtraction) on Algebraic Expressions with Integral Coefficients Only.
  Is there an error in this question or solution?
Q 6.6
Chapter 13: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (C)

APPEARS IN

R.K. Bansal Concise Mathematics [English] Class 7 ICSE
Chapter 13 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (C) | Q 6.6

RELATED QUESTIONS

Find the excess of 4m2 + 4n2 + 4p2 over m2+ 3n2 – 5p2 


Simplify: - (7 + 6x) - 7(x + 2)


Simplify: - 2m + 5 + 4(m - 3)


Copy and complete the following multi-plication:

3a + 2b
× - 3xy  


Copy and complete the following multi-plication:

3m2 + 6m - 2n
× 5n - 3m           


Multiply: mn4, m3n and 5m2n3 


Multiply: 2mnpq, 4mnpq and 5 mnpq


Simplify: `"a"/10+"2a"/5`


Simplify: `"y"/4 +"3y"/5`


Simplify: `"x"/2 -"x"/8`


Share
Notifications

Englishहिंदीमराठी
Login
Create free account


      Forgot password?
Course
Use app×