Advertisements
Advertisements
Question
The value of `1/4^-2` is ______.
Options
16
8
`1/16`
`1/8`
Solution
The value of `1/4^-2` is 16.
Explanation:
Using law of exponents, `a^-m = 1/a^m` ...[∵ A is non-zero integer]
∴ `1/4^-2 = 1/(1/4^2)`
= `1/(1/16)`
= 1 × 16
= 16
APPEARS IN
RELATED QUESTIONS
`(-5/7)^-5` is equal to ______.
The value of (7–1 – 8–1) –1 – (3–1 – 4–1) –1 is ______.
35 ÷ 3–6 can be simplified as ______.
On dividing 85 by ______ we get 8.
The value of `1/4^-2` is equal to 16.
Solve the following:
2–2 × 2–3
The cells of a bacteria double in every 30 minutes. A scientist begins with a single cell. How many cells will be there after 12 hours?
An electron’s mass is approximately 9.1093826 × 10–31 kilograms. What is this mass in grams?
In a repeater machine with 0 as an exponent, the base machine is applied 0 times. What do these machines do to a piece of chalk?
The diameter of the Sun is 1.4 × 109 m and the diameter of the Earth is 1.2756 × 107 m. Compare their diameters by division.
