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Ameyelshrkawy
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منذ 3 سنوات
اجابة  1   مشاهدة  109

Complete each of the following:-  


1) The point (5 , -3) lies in …………… quadrant.  


2) If ( x + 5 , 8 ) = (1 , 6y + x) then x = ………….. , y = ……….. 


3) If n (X) = 5, n (X x Y) = 15 then n (Y) = …………. 

 
4) The point (4 , 0) lies on ……….. axis.  


5) If (5 , x-7) = (y + 1, -5) then x + y = …………. 


6) If X x Y = {(1 , 5) , (1 , 7) , (2 , 5) , (2 , 7) , (3 , 5) , (3 , 7)} 

 
then X = ………… Y = …………. 


7) If f (x) = 5 x -7 then f (3) = …………. 


8) If f (x) = 6 x then f (2) + f (-2) = …………. 


9) Function f : R → R such that f (x) = 3 x represented by a straight line passes through the point (-4 , ………….)  


10) The linear function f(x) = x + 7 is represented by a straight line cuts X – axis at the point …………… 


11) The linear function f (x) = x + 7 is represented by a straight line cuts X- axis at the point …………. 


12) The linear function f (x) = 2 x- 1 is represented by a straight line cuts y – axis at the point …………. 


13) If the point (a , 3) lies on the straight line which represents the function f : R → R where f(x) = x-5 then a = ………

14) If f (x) = x- 6 and 1 /3 f (a) = -2  then a = ………….

15) If X = {1 , 3 , 5} , f : X → R and f (x) = 2x + 1 then the range of  f = ………..  

16) The linear function f(x) = 2-3x is represented by a straight line cuts Y – axis at the point ………….. 


17) If f is function where f : X → Y then X is called ……… and Y is called …………..

 
18) If f is function from set X to set Y then the range of function f C : ………….. 


19) f is a function where f(x) = 3x – 1 is represented graphically by a line passes through point (a , 2) then a = ………… 


20) (2 , -4) ∈ f (x) where f (x) = kx + 8 then k =…………

اجابة (1)

Complete each of the following:-

  1. 4th

  2. X = -4 , Y = 2

  3. n (y) = 3

  4. X – axis

  5. X + Y = 2

  6. X = {1 , 2 , 3}, Y = {5 , 7}

  7. f(3) = 8 8) Zero.

  1. b = 1

  2. (-4 , -12)

  3. (-7 , 0)

  4. (0 , -1)

  5. a = 8

  6. a = zero.

  7. Range = { 3, 7 11}.

  8. (0 , 2)

  9. Domain , Codomain.

  10. Y

  11. a = 1

  12. K = -7

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