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- Question 10 Exercise 6.5
- obability that either both are apples or both are good? ====Solution===== Total number of Apples $=20$... es $=5$ number of defective oranges $=3$. Totál good apples $=15$ Defective apples $=5$ Total good oranges $=10$ number of defective oranges $=3$ number of good fruits $=22$ Now two fruits are chosen at rand
- Question 5 and 6 Exercise 6.3
- =====Question 6===== Find the total number of diagonal of hexagon. ====Solution==== First we find the total number lines. We know one line can be drawn b... }{(6-2) ! 2 !}=15 $$ Now $6$ are sides of the hexagon so, total number of diagonal are $\quad 15-6=9$. ====Go To==== <text align="left"><btn type="pri
- Question 1 Review Exercise 6
- In how many ways can we name the vertices of pentagon using any five of the letters $O, P, Q, R, S, T,... d="true">(c): $512$</collapse> viii. How many diagonals can be drawn in plane figure of 8 sides? ... d): $A \cap B=\phi$</collapse> </panel> ====Go To==== <text align="right"><btn type="success">[
- Question 1 and 2 Exercise 6.1
- ! \cdot 2 !}{(n-1) ! \cdot 3 !}\end{align} ====Go To==== <text align="right"><btn type="success">[[
- Question 3 & 4 Exercise 6.1
- !}&=9 \\ \Rightarrow n&=9 \end{align} ====Go To==== <text align="left"><btn type="primary">[[m
- Question 5 Exercise 6.1
- \ldots \ldots(2 n-1)(2 n+1)] \end{align} ====Go To==== <text align="left"><btn type="primary">[[m
- Question 4 Exercise 6.1
- ard (KPTB or KPTBB) Peshawar, Pakistan. ====Go To==== <text align="left"><btn type="primary">[[m
- Question 5 Exercise 6.1
- ard (KPTB or KPTBB) Peshawar, Pakistan. ====Go To==== <text align="left"><btn type="primary">[[m
- Question 1 and 2 Exercise 6.2
- r it can be imaginary, therefore, $n=5$. ====Go To==== <text align="right"><btn type="success">[
- Question 3 and 4 Exercise 6.2
- !,}{(8-8) !}\\ &=8 !=40,320\end{align} ====Go To==== <text align="left"><btn type="primary">[[m
- Question 5 and 6 Exercise 6.2
- cdot m_3 \cdot m_4=2 \cdot 3 \cdot 2=12$$ ====Go To==== <text align="left"><btn type="primary">[[m
- Question 7 and 8 Exercise 6.2
- nts are: $4 ! \cdot 5 ! \cdot 3 !=17280$ ====Go To==== <text align="left"><btn type="primary">[[m
- Question 9 Exercise 6.2
- gnals are: $6+30+120+360+720+720=1956$. ====Go To==== <text align="left"><btn type="primary">[[m
- Question 10 Exercise 6.2
- t{then}\quad &6720-840=5880\end{align} ====Go To==== <text align="left"><btn type="primary">[[m
- Question 11 Exercise 6.2
- d less than $1000$ are: $$100 + 25=125$$ ====Go To==== <text align="left"><btn type="primary">[[m