Question

$\sqrt{125} + 7 - \sqrt{5} - \sqrt{8} = 7$
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Answer 1

Question :

$\sqrt{125} + 7 - \sqrt{5} - \sqrt{8} = 7$

Answer:

The given equation in false for the set of values.

Solution

$\sqrt{125} + 7 - \sqrt{5} - \sqrt{8} = 7$

$\implies \: \sqrt{125} - \sqrt{5} - \sqrt{8} + 7 = 7$

$\implies \: 7\sqrt{112} \not = 7 \: \: {\bold( 7\sqrt{112} \: is \: not \: equal \: to \: 7 )}$

Hence , the given statement is false according to the values alloted.

What you need to know ?

An equation is a set of variable and number based statement where both the statement are equal to one another.

Equation are widely used in our daily life be it from making a pin to manufacturing a truck.

Here are the list of field where equations are used :

• Making medicine. (To decide the correct quantity of chemicals to be used)

• Questions like making the real age of a person knowing age of past few years or future years.

• Also solving some aptitude based questions on shadows.

• Finding circumference of circle.

• Traffic Controlling Skills.

Many more ......

Note : It is necessary for both the sides of equation to be equal to one another. Otherwise it can never be called an equation. .

Answer 2

Answer:

thankyou..soo much..

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