Advertisements
Advertisements
Question
Find a single machine that will do the same job as the given hook-up.
a (× 23) machine followed by (× 2–2) machine.
Advertisements
Solution
(× 23) machine followed by (× 2–2) machine.
So, it produces `2 xx 2 xx 2 xx 1/2 xx 1/2 = 2^1`
Hence, (× 21) single machine can do the same job as the given hook-up.
APPEARS IN
RELATED QUESTIONS
a3 × a–10 = ______.
50 = ______.
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
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?
What happens when 1 cm worms are sent through these hook-ups?

Find a single machine that will do the same job as the given hook-up.
a (× 599) machine followed by a (5–100) machine.
If possible, find a hook-up of prime base number machine that will do the same work as the given stretching machine. Do not use (× 1) machines.

Simplify:
`(1/5)^45 xx (1/5)^-60 - (1/5)^(+28) xx (1/5)^-43`
