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The data in the adjcent table depicts th...

The data in the adjcent table depicts the length of a woman's foreheads and her corresponding height. Based on this data, a student finds a relationship between the height (y) and the forehead length (x) as `y=ax+b`, where a, b are constants.

Find a and b.

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The correct Answer is:
`a=0.9, b=24.5`
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SURA PUBLICATION-RELATIONS AND FUNCTIONS-EXECRISE 1.3
  1. Given the function f:x to x^(2)-5x+6, evaluate f(-1)

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  2. Given the function f:x to x^(2)-5x+6, evaluate f(2a)

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  3. Given the function f:x to x^(2)-5x+6, evaluate f(2)

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  4. Given the function f:x to x^(2)-5x+6, evaluate f(x-1)

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  5. A graph representing the function f(x) is given in figure it is clear ...

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  6. A graph representing the function f(x) is given in figure it is clear ...

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  7. A graph representing the function f(x) is given in figure it is clear ...

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  8. A graph representing the function f(x) is given in figure it is clear ...

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  9. Let f(x)=2x+5. If xne0 then find (f(x+2)-f(2))/(x)

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  10. A function is defined by f(x)=2x-3 Find (f(0)+f(1))/(2).

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  11. A function is defined by f(x)=2x-3 Find x such that f(x)=0.

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  12. A function is defined by f(x)=2x-3 Find x such that f(x)=x.

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  13. A function is defined by f(x)=2x-3 Find x such that f(x)=f(1-x).

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  14. An open box is to be made from a square piece of material, 24 cm on a ...

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  15. A function f is defined by f(x)=3-2x. Find x such that f(x^(2))=(f(x))...

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  16. a plane is flying at a speed of 500 km per hour. Express the distance ...

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  17. The data in the adjcent table depicts the length of a woman's forehead...

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  18. The data in the adjcent table depicts the length of a woman's forehead...

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  19. The data in the adjcent table depicts the length of a woman's forehead...

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  20. The data in the adjcent table depicts the length of a woman's forehead...

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