Simplify : ${(x-y-z)}^2$

Important Questions on Special Products and Expansions

EASY

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 1

Simplify : ${(3a+2b-4c)}^2$

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 2

Simplify : ${(3x+2y)}^3$

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 2

Simplify : ${(2a-3b)}^3$

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 3

Given that $a+b+c=7$ and $ab+bc+ca=16$, find $a^2{+b}^2+c^2$. $$

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 3

Given that $a+b+c=6$ and $a^2+b^2+c^2=14$, find $ab+bc+ca$.

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 4

Given that $a^2+b^2+c^2=17$ and $ab+bc+ca=16$, find $\left(a+b+c\right)$. $$

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 5

Given that $a+b=5$ and $ab=6$, find $a^3+b^3$.

MEDIUM

8th ICSE

IMPORTANT

ICSE Skills In Mathematics>Chapter 15 - Special Products and Expansions>EXERCISE 15(D)>Q 5

Given that $a-b=4$ and $ab=21$, find $a^3-b^3$.