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Chapter 4: Q13. (page 170)

Write the power 隆n words and as a repeated multiplication. Then evaluate the power. p.10

0.22

Short Answer

Expert verified

0.2 raised to the power 2.

Value of given expression is 0.04.

Repeated multiplication is 0.2脳0.2.

Step by step solution

01

Step-1- Concept of exponents and power

Consider the expression, xy.

The expression can be written in word as 鈥渪 raised to the power y鈥�. Here, x is the base and, y is the exponent.

02

Step-2-Evaluating given expression

0.22

In given expression, 0.2 is the base & 2 is the exponent.

So, it is written as 0.2 raised to the power 2.

Repeated multiplication is 0.2脳0.2.

On simplifying, it gives,

(0.2)2=0.2脳0.2(0.2)2=0.04

03

Step-3-Conclusion

Therefore, the value of given expression is 0.04.

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