If 3x-2y-5 and 4x-3y-2- then y-xxy-

3x 2y=5→(i) 4x 3y=2→(ii) 4x 3y=2 3x 2y=5 + —– 1x 1y= 3 ⇒y xxy= 3 ∴y xxy= 3 ...

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Properties of Inverse Function

If 3x-2y=5 ...

Question

If $\frac{3}{x} - \frac{2}{y} = 5$ and $\frac{4}{x} - \frac{3}{y} = 2$ , then $\frac{y - x}{x y}$ =______

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In the expressions $x^{3} + 4 x y + 3 y^{2}$ and $3 x^{2} + 5 x y$ , which are the like terms?

x + y = 3

x^{2} + y^{2} = 5

If $4 x + 6 y = 3 x y a n d 8 x + 9 y = 5 x y$ then

(a) x=2,y=3 (b) x=1,y=2 (c) x=3,y=4 (d) x=1,y=-1

Find the value of $A + B + C$ if :

$A = (7 x y + 5 y z - 3 z x)$
$B = (4 y z + 9 z x - 4 y)$
$C = (- 3 x z + 5 x - 2 x y)$

x + y = 3

x y = 2

x^{4} + y^{4}

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