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ddd [48]
2 years ago
7

Find the solutions of the quadratic equation x^2 - 10x + 14 = -4 by completing the square​

Mathematics
1 answer:
Anna [14]2 years ago
5 0

Answer:

x1=-(square)7+5 x2=(square)7+5

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For his phone service, Ivan pays a monthly fee of $14, and he pays an additional $0.05 per minute of use. The least he has been
Tomtit [17]

Answer:

1215 minutes are the possible numbers he has used his phone in a month.

Step-by-step explanation:

He has a monthly fee of 14$ then to the least that he has been charged we need to substract the monthly fee as follows:

Monthly charged = 74,75-14

Monthly charged= 60,75$

Then he pays an additional 0,05 $/minute of use, to know the consume:

Minutes= \frac{60,75}{0,05}

Minutes= 1215 possible numbers of minutes he has used his phone.

8 0
3 years ago
A car travles 75 miles on 3 gallons of gasoline how much gasoline will it need to go 342 miles
PolarNik [594]
If u find how many miles for 1 gallon, there are 25 miles so then divide 342 by 25 and u get 13.68 gallons

8 0
3 years ago
Kay is making bead necklaces. She has 80 red beads and 64 blue beads. What is the greatest number of identical necklaces she can
RUDIKE [14]

Answer:

32

Step-by-step explanation:

80/2 = 40

64/2 =  32

so she can make about 32

3 0
2 years ago
Please help I’ll give brainliest
Minchanka [31]

Answer:

the answer which you have opted is perfect

6 0
2 years ago
Read 2 more answers
What is the Quotient of 1 and 2/3 divided by 2 and 3/5
Nostrana [21]

Answer:

  25/39

Step-by-step explanation:

For division of mixed numbers, it often works well to first convert them to improper fractions. Then the division proceeds in the usual way: "invert and multiply", or "dot, swap."

__

  1\dfrac{2}{3}\div2\dfrac{3}{5}=\dfrac{5}{3}\div\dfrac{13}{5}=\dfrac{5}{3}\cdot\dfrac{5}{13}\\\\=\dfrac{5\cdot5}{3\cdot13}=\boxed{\dfrac{25}{39}}

_____

<em>Additional comment</em>

Your graphing calculator can do this, too.

7 0
2 years ago
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