ALEX33333
03.06.2020 •
Mathematics
When a series has a sum it is called and when it doesn't have a sum.
What are the two ways that a geometric series has a sum? provide the formula you would use in each case
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Ответ:
x = −b±vb^2−4ac/2a
x= −(20)±v(20)^2−4(5)(−7)/2(5)
x=−20±v540/10
x=−2+3/5v15 or x=-2-3/5v15