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- Question 1 and 2 Exercise 6.1
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 1(i)===== Evaluate the $\dfrac{10 !}{3 ! .3 ! \cdot 4 !}$
- Question 3 & 4 Exercise 6.1
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 3(i)===== Prove that $\dfrac{1}{6 !}+\dfrac{2}{7 !}+\dfrac
- Question 5 Exercise 6.1
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 5(i)===== Show that: $\dfrac{(2 n) !}{n !}=2^n(1.3 .5 \ldo
- Question 4 Exercise 6.1
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. ====Go To==== <text align="left"><btn type="primary">[[math-11-kpk:
- Question 5 Exercise 6.1
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. ====Go To==== <text align="left"><btn type="primary">[[math-11-kpk:
- Question 1 and 2 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 1(i)===== Evaluate $^6 P_6$ ====Solution==== \begin{align}
- Question 3 and 4 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 3(i)===== Prove by Fundamental principle of counting $^n P
- Question 5 and 6 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 5===== In how many ways can letter of the word 'Fasting' b
- Question 7 and 8 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 7(i)===== How many three digits numbers can be formed from
- Question 9 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 9===== How many signals can be given by six flags of diffe
- Question 10 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 10(i)===== In how many ways can five students be seated in
- Question 11 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 11===== How many numbers each lying between $10$ and $1000
- Question 12 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 12(i)===== How many different word can be formed from the
- Question 13 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 13(i)===== Find the number of permutation of word "Excelle
- Question 14 and 15 Exercise 6.2
- s published by Khyber Pakhtunkhwa Textbook Board (KPTB or KPTBB) Peshawar, Pakistan. =====Question 14===== If five distinct keys are placed on a key ring, ho