Advertisements
Advertisements
प्रश्न
Solve the following:
2–2 × 2–3
Advertisements
उत्तर
2–2 × 2–3
= (2)–2 + (–3) ...[∵ am × an = am + n]
= (2)–2 – 3
= (2)–5
APPEARS IN
संबंधित प्रश्न
Find the value of `1/(3^(-2))`.
Find the value [4–1 + 3–1 + 6–2]–1 = ______.
329.25 = 3 × 102 + 2 × 101 + 9 × 100 + 2 × 10–1 + 5 × 10–2
Simplify:
(25 ÷ 28) × 2–7
Find x so that `(2/9)^3 xx (2/9)^-6 = (2/9)^(2x - 1)`
By what number should `((-3)/2)^-3` be divided so that the quotient may be `(4/27)^-2`?
An insect is on the 0 point of a number line, hopping towards 1. She covers half the distance from her current location to 1 with each hop. So, she will be at `1/2` after one hop, `3/4` after two hops, and so on.
Will the insect ever get to 1? Explain.
Find a single repeater machine that will do the same work as hook-up.
Mass of Mars is 6.42 × 1029 kg and mass of the Sun is 1.99 × 1030 kg. What is the total mass?
Find x.
`(2/5)^(2x + 6) xx (2/5)^3 = (2/5)^(x + 2)`
