NICKXU NICKXU
  • 21-05-2018
  • Mathematics
contestada

Evaluate this expression for a=3 and b=4

Evaluate this expression for a3 and b4 class=

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gaurav2018c
gaurav2018c gaurav2018c
  • 21-05-2018

[tex](3 + 4) - \frac{4}{4 - 2} + \frac{3(4 + 2)}{3} \\ \\ = 7 - \frac{4}{2} + \frac{18}{3} \\ \\ = 7 - 2 + 6 \\ \\ = 11[/tex]
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Sicista Sicista
  • 05-07-2019

Answer:

The correct option is:  11

Step-by-step explanation:

The given expression is:   [tex](a+4)-\frac{b}{b-2}+\frac{3(b+2)}{a}[/tex]

Given values are:  [tex]a=3,\ b=4[/tex]

Plugging these values into the above expression, we will get.....

[tex](3+4)-\frac{4}{4-2}+\frac{3(4+2)}{3}\\ \\ =7-\frac{4}{2}+\frac{3(6)}{3}\\ \\ =7-2+6\\ \\ =5+6=11[/tex]

So, the value of the given expression is 11.

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