Question
Find the coefficient of x³ in (2x −
3)⁶.Solution
ATQ,
ATQ,
General term: Tₖ₊₁ = C(6,k)(2x(6−k)(−3)k For x³ → power of x = 3 → (6 − k) = 3 ⇒ k = 3 Coeff = C(6,3)·2³·(−3)³ = 20·8·(−27) = −4320
If 'E & N # O' is true, then how is E related to K?
If 'A + B' means that A is the brother of B, 'A X B' means that A is the daughter of B, 'A ÷ B' means that A is the father of B, then which of the foll...
If ‘R @ S × T ÷ U × V’ is true then how is S related to V?
A # B means ‘A is the brother of B’
A @ B means ‘A is the daughter of B’
A & B means ‘A is the husband of B’
A % B ...
'A $ B' means 'A is the mother of B'. 'A % B' means 'A is the wife of B'. 'A @ B' means 'A is the sister of B'. 'A # B' means 'A is the son of B'. If I ...
A@B means 'A is the son of B'. A#B means 'B is the sister of A'. A$B means 'A is the brother of B'. A%B means 'A is the wife of B'. If 'N$O%P@Q%R#S' is ...
Statements : R < Q ≤ T > S = V, D < F ≤ Q
Conclusions : I. T > D II. F < R
- If 'A@B' means 'A is father of B', 'A#B' means 'A is wife of B', 'A$B' means 'A is sister of B', 'A%B' means 'A is brother of B'. If 'L @ M $ N # P @ O % Q...
If (A @ B) means A is son of B, (A # B) means A is father of B, (A & B) means A is mother of B, (A $ B) means A is brother of B. If F @ G & H # I $ J@ ...
Answer the following question based on the direction given below:
If 'A#B' means 'A is the father of B' 'A@B' means 'A is the brother of B' '...
