Find the value of the following expressi...

Find the value of the following expressions for x=2i) x+4 ii) 4x-3 iii) `19-5x^2` iv) `100-10x^3`

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Solution:
(1) Given, x=`2`
ATQ,
2+ 4 =`6` Answer
(2) Given, x=`2`
ATQ,
=`4(2)-3`
=`5`
...

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