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Chapter 1: Q13. (page 48)

Find the value of each expression

13. 148-152

Short Answer

Expert verified

Expression 148-152 results into -49

Step by step solution

01

- Order for simplification 

To evaluate any expression involving more than one operation, follow the below order of operations:

  • First evaluate expressions inside grouping symbols like parentheses ( ) or brackets [ ].
  • Evaluate the exponents.
  • Perform Multiplication and division from left to right.
  • Perform addition and subtraction from left to right.
02

- Simplify numerator

To evaluate given expression, first simplify parentheses and then multiply as shown below:

148鈭�152=14鈭�72=鈭�982
03

– Divide 98 by 2

To simplify further divide the numbers.

-982=-49

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