Math Question - Indices

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| By TV123456

TV123456

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Quizzes Created: 1 | Total Attempts: 698

| Attempts: 698

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1/5 Questions

2 x a x a x b x b x 2 = __________________
- A power of 4 x b power of 4

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Start Qns 4 ; 5 6 7 See more8
Change to Qns 1 ; 2 3 4 5
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a2 -> a2

Questions and Answers

2.

5⁵/ 2³Round off to 3 sig.fig.

Explanation
The given question asks to round off the division of 3125 by 8 to 3 significant figures. To round off to 3 significant figures, we start from the leftmost non-zero digit and count three digits from there. In this case, the leftmost non-zero digit is 3, and counting three digits from there gives us 391. Therefore, the correct answer is 3125 divided by 8 equals 391, rounded to 3 significant figures.

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3.

16³
4.

9 x 9 x 9 x 9 x 9 x 9 x 9 x 9 = ____________ ^_

Explanation
The given expression represents the repeated multiplication of the number 9 by itself 8 times. This can be written as 9^8, which is read as "9 raised to the power of 8". Therefore, the correct answer is 9 power of 8.

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5.

8 x 8 x 8 x 8 x 8 x 8 = ____________ ^_

Explanation
The given equation represents the multiplication of the number 8 by itself 6 times. This can be written as 8 raised to the power of 6. In other words, it is the result of multiplying 8 by itself 6 times, which equals 262,144.

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