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maria [59]
3 years ago
15

How many real solutions does the equation: x2-7x+10=0 have?

Mathematics
1 answer:
DerKrebs [107]3 years ago
3 0
The discriminant is 9 and since the discriminant is a positive number, there are two real solutions to the equation. 
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Step-by-step explanation:

From the question, we are informed that Claire is building a dollhouse where 1 inch on the plans is equivalent to 5 inches on the actual dollhouse.

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the answer is

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The exchange rate at a post office is £1 = 1.17 euros <br><br> how many euros will u get for £280
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Answer:

327.6 €

Step-by-step explanation:

you can solve with an equation

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x = 327.6

-------------------

check

1 : 1.17 = 280 : 327.6

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the answer is good

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or you can simpy solve with a multiplication

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0.3643 in scientific notation
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3.643 x 10^-1 would be the answer
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