If \( f(x+a y, x-a y)=a x y \) then \( f(x, y) \) is equal to
\( \m... VIDEO
If \( f(x+a y, x-a y)=a x y \) then \( f(x, y) \) is equal to
\( \mathrm{P} \)
(a) \( x y \)
(b) \( x^{2}-a^{2} y^{2} \)
W)
(c) \( \frac{x^{2}-y^{2}}{4} \)
(d) \( \frac{x^{2}-y^{2}}{a^{2}} \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2023-02-14 Consider the function \( \mathrm{f}(\mathrm{x})=\left\{\begin{array... 2023-02-14 A boy is playing carom board. Strikers is moving with velocity \( u(=10 \mathrm{~m} / \mathrm{s}... 2023-02-14 Thalassemia in humans
(a) is an autosome linked recessive blood dis... 2023-02-14 What is friction? What are factors on which the force of friction d... 2023-02-14 A ball is released from rest relative to the elevator at a distance \( h_{1}=18 \mathrm{~m} \) a... 2023-02-14 If \( A=\{x: x=4 n+1, n \leq 5, n \in N\} \) and \( B=\{3 n: n \leq 8, n \in N\} \), then \( A-(... 2023-02-14 Three blocks of masses \( m_{1}=2 \mathrm{~kg}, m_{2}=3 \mathrm{~kg... 2023-02-14 Let \( f(x)=\sqrt{1+x^{2}}, x\sqrt{3} \)
\( \sqrt{3} x-1, \sqrt{3} \leq x4 \)
\( \mathrm{P} \)
\... 2023-02-14 Choose the correct pair.
(a) Gynacoemastia - Development of breasts... 2023-02-14 Find number of zeros at the end of \( 45 ! \).
\( \mathrm{P} \) 2023-02-14 If \( f(x+a y, x-a y)=a x y \) then \( f(x, y) \) is equal to
\( \m... 2023-02-14 Failure of segregation of chromatid during cell division cycle resu... 2023-02-14 Let \( A=\{x: x \in R,-1x1\}, B=\{x: x \in R, x \leq 0 \) or \( x \geq 2\} \) and \( A \cup B=R-... 2023-02-14 Let \( f(n)=1+\frac{1}{2}+\frac{1}{3}+\frac{1}{4}+\ldots \ldots+\frac{1}{n} \) such that \( P(n)... 2023-02-14 Which of the following are chromosomal disorders.
I. Colour blindne... 2023-02-14 Klinefelter's syndrome results from
(a) XX egg and Y from sperm
(b)... 2023-02-14 Let each side of smallest square of chess board is one unit in leng... 2023-02-14 If \( f(x)=\frac{2^{x}+2^{-x}}{2} \), the \( f(x+y) \cdot f(x-y) \)... 2023-02-14 A mass of \( 6 \mathrm{~kg} \) is suspended by a rope of length \( ... 2023-02-14 Three blocks are placed on smooth horizontal surface and lie on same horizontal straight line. B... 2023-02-14 Which of the folowing sets is an infinite set?
\( \mathrm{P} \)
(A) Set of divisors of 24
W
(B) ...