Expansions | ICSE Mathematics Class 9 | Chapter 4 - Exercise 4D
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Concise Mathematics Class 9
Expansions | ICSE Mathematics Class 9 | Chapter 4 - Exercise 4D
Chapter 4 - Exercise 4D - Questions 3, 10, 13 & 15
(2x^2-8) (x-4)^2 ; find the value of:
x^3 x^2 iii) constant term.
If x=1/(x-5) and x≠5 find : x^3+1/x^3
iii) Find the values of 'a' : 9x^2+(7a-5)x+25=(3x+5)^2
The difference between two positive numbers is 4 and the difference between their
cubes is 316. Find i) their product ii) the sum of their squares.
Below are the video links for chapters.
• Expansions
Expansions 4A • Expansions | ICSE Mathematics Class 9 | Ch...
Expansions 4B • Expansions | ICSE Mathematics - Class 9 | ...
Expansions 4D • Expansions | ICSE Mathematics Class 9 | Ch...
Exercise 3 (C) Part I
• Compound Interest (Using Formula) | ICSE M...
Exercise 3 (C) Part II
• Compound Interest (Using Formula) | ICSE M...
Exercise 3 (C) Part III
• Compound Interest (Using Formula) | ICSE M...
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Other exercises in this chapter • Compound Interest using Formula | Class 9 ...
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