1/u = 1/f -1/v
1/v = 1/u + 1/f
Answer:
4 ft , 16 ft & 20 ft
Step-by-step explanation:
40 = x + 4x + 5x = 10x --> x = 4
Patterns can be used to determine products of a number of a power of 10 by following it to obtain easily the answer. When you multiply a number by the power of 10 you just have to write the number then add the number of corresponding number of 0s to the end which will be the same number as the power used.
Hope this helped : )
Answer:
Hewo can anyone help
Step-by-step explanation:
I would go with the last option,it looks like it makes sense.
Hope that helped,I have snap if you need anything else :)
Answer:
80g
Step-by-step explanation:
