Answer:
Step-by-step explanation:
1.
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What's the gradient of y=3x+1
1 answer:
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We can compare by converting Johnny's reading time into the same unit of Jacky's, hours.
There are 60 minutes in an hour, so use this:
15 < 20, so Johnny read faster. This is 5 pages faster per hour than Jacky.
There are 60 minutes in an hour, so use this:
15 < 20, so Johnny read faster. This is 5 pages faster per hour than Jacky.
I think this attachment will help you
Step-by-step explanation:
The given equation is
Let be the coefficient of
Let be the coefficient of
Let be the constant.
Then the roots α,β for the equation are
So,α=
β=.
So the roots are