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Chapter 1: Q44. (page 9)

Evaluate each expression if w=6,x=0.4,y=12,and z=-3

z4-w

Short Answer

Expert verified

Expressionz4-w results into 75

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

- Substitute given values

Substitute 6 for w, and -3forz into given expression

z4鈭�w=鈭�34鈭�6

03

- Simplify -34-6

To evaluate the value of the given expression, first simplify power then subtract numbers from left to right

鈭�34鈭�6=81鈭�6=75

Thus, value ofz4鈭�w is 75

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