Question Details

The Value of  √169 + 0.0144 - 5.76

Options

A

10.72

B

15.09

C

15.76

D

9.35

Show Answer

Correct Answer :

Option A

10.72

Solution :

The correct option is 10.72.


Let's break down the given expression step-by-step to evaluate its value.


The given mathematical expression is:

169 + 0.0144 - 5.76


Step 1: Calculate the square root of each term individually.


1. Evaluate 169:

Since 13 × 13 = 169, we have:

169 = 13


2. Evaluate 0.0144:

We can write 0.0144 as a fraction: 14410000.

Taking the square root gives:

0.0144 = 144 10000 = 12 100 = 0.12


3. Evaluate 5.76:

We can write 5.76 as a fraction: 576100.

Taking the square root gives:

5.76 = 576 100 = 24 10 = 2.4


Step 2: Substitute the calculated values back into the expression.


13 + 0.12 - 2.4


Step 3: Perform addition and subtraction.


First, add 13 and 0.12:

13 + 0.12 = 13.12


Now, subtract 2.4 from 13.12:

13.12 - 2.4 = 10.72


Thus, the final value of the given expression is 10.72.

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