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ser-zykov [4K]
3 years ago
12

14. All phone numbers consist of a three-digit area code, a three-digit exchange, and then a four-digit number. A town uses the

587 area code and the exchange 355; for example, 587-355-1234. How many different phone numbers are possible in this town under the following
conditions?

a) At least one digit repeats in the last four digits of the phone number.
Mathematics
1 answer:
Oliga [24]3 years ago
3 0

ANSWER

9000

=  1 X 1 X 9 X 10 3 = 9000

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Is 1.15 a rational number
iragen [17]

Answer:

No

Step-by-step explanation:

The given number is 1.15. Here, the digits after the decimal are terminating, so the given number is rational, NOT irrational. Thus, 1.15 is NOT an irrational number.

6 0
3 years ago
Q + 5/9= 1/6 from big ideas mathbook
Alika [10]
9We have such eqation
Q+ \frac{5}{9} = \frac{1}{6}    /*9   (multiply both sides by 9)
9Q+5=\frac{9}{6}    /-5 both sides
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9Q=\frac{9}{6}- \frac{5*6}{6}
9Q=\frac{9-30}{6}
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Q=-\frac{21}{6}:9
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6 0
2 years ago
Read 2 more answers
How is 2y(z(z+5)+10) gotten from 2yz^2 +10yz +20y ? Please help!!!
Harrizon [31]

Answer:

Adding like terms! Hope this Helps!

6 0
2 years ago
What is the area of this figure
Dimas [21]
Cut the figure into two parts
area of a rectangle is length x width
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4 0
2 years ago
What is the value of c?<br> O 4 units<br> O 5 units<br> O 6 units<br> O 7 units
Aleksandr [31]

The value of c is 5 units.

Step-by-step explanation:

Given,

WY = a =  4

ZY = b = 3

As WYZ is forming a right angle triangle, therefore, we can use pythagorean theorem to find the value of c

a^2+b^2=c^2\\(4)^2+(3)^2=c^2\\16+9=c^2\\c^2=25

Taking square root on both sides

\sqrt{c^2}=\sqrt{25}\\c=5

The value of c is 5 units.

Keywords: triangle, square root

Learn more about triangles at:

  • brainly.com/question/10754198
  • brainly.com/question/10771256

#LearnwithBrainly

6 0
3 years ago
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