- First, we find the <u>lowest common denominator</u> which is "14", we put it in the common numerator.
- We subtract the numbers.
Iif jessica ate 7 apples and liz ate 3 .how many fruits she hade left
1 answer:
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Answer:
And on this case we can use the product rule for a derivate given by:
Where and
And replacing we have this:
Step-by-step explanation:
We assume that the function of interest is:
And on this case we can use the product rule for a derivate given by:
Where and
And replacing we have this:
Answer:
24 hours
Step-by-step explanation:
One member of the gardening club can alone plant flowers in 12 hours.
So in 1 hour he can plant 1/12 of the flowers.
Let the time required by the second member of the club to plant flowers alone be x hours.
Then in 1 hour he can plant 1/x of the flowers.
Now when the two members work together,each hour they can plant:
of the flowers.
But they can together complete the job in 8 hours. So in one hour they plant 1/8 of the flowers.
=>
=>
=> x=24
So the second member can plant the flowers alone in 24 hours