Advertisements
Advertisements
प्रश्न
The value for (–7)6 ÷ 76 is ______.
Advertisements
उत्तर
The value for (–7)6 ÷ 76 is 1.
Explanation:
Using law of exponents,
am ÷ an = (a)m – n ...[∵ a is non-zero integer]
∴ (–7)6 ÷ 76 = (7)6 ÷ (7)6 ...[(– am) = (am), if m is an even number]
= (7)6 – 6
= (7)0 ...[∵ a0 = 1]
= 1
Hence, (–7)6 ÷ 76 = 1
APPEARS IN
संबंधित प्रश्न
If y be any non-zero integer, then y0 is equal to ______.
`((-7)/5)^-1` is equal to ______.
a3 × a–10 = ______.
[2–1 + 3–1 + 4–1]0 = ______.
am × bm = (ab)m
Solve the following:
`(1/2)^-2 ÷ (1/2)^-3`
Express as a power of a rational number with negative exponent.
`(((-3)/2)^-2)^-3`
For hook-up, determine whether there is a single repeater machine that will do the same work. If so, describe or draw it.
Find a repeater machine that will do the same work as a `(xx 1/8)` machine.
By what number should (–8)–3 be multiplied so that the product may be equal to (–6)–3?
