Advertisements
Advertisements
प्रश्न
Solve the following:
2–2 × 2–3
बेरीज
Advertisements
उत्तर
2–2 × 2–3
= (2)–2 + (–3) ...[∵ am × an = am + n]
= (2)–2 – 3
= (2)–5
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 8: Exponents and Powers - Exercise [पृष्ठ २५७]
APPEARS IN
संबंधित प्रश्न
Find the value of 2–3.
Find the value of `1/(3^(-2))`.
3–2 can be written as ______.
For a non-zero integer x, x7 ÷ x12 is equal to ______.
On multiplying ______ by 2–5 we get 25.
50 = 5
Simplify:
`(1/4)^-2 + (1/2)^-2 + (1/3)^-2`
Find the value of x–3 if x = (100)1 – 4 ÷ (100)0.
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.
Where will the insect be after n hops?
Find x.
5x + 5x – 1 = 750
