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WITCHER [35]
3 years ago
9

Determine the solution set of (x - 3)2 = 49. {6, -8} {4, 10} {10, -4}

Mathematics
1 answer:
never [62]3 years ago
5 0

Answer:

{10, -4}

Step-by-step explanation:

(x-3)^2 = 49

Take the square root of each side

sqrt((x-3)^2) = sqrt(49)

x-3 = ±7

Add 3 to each side

x-3+3 = 3±7

x =  3±7

x = 3+7   and x = 3-7

x = 10        x = -4

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3 years ago
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solong [7]

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3 years ago
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The numbers 1, 2, 3, 4, 5, and 6 are placed in a line. How many even numbers can be made from these digits?
fiasKO [112]
<h3>Answer:    360</h3>

==========================================================

Explanation:

We have 3 even values (2,4, and 6) so this is the number of choices we have for the units digit. Recall that a number is even if the units digit is 0,2,4,6 or 8.

Once we have the units digit selected, we have 6-1 = 5 choices for the first slot, 6-2 = 4 choices for the second slot, and so on until we get down to 6-5 = 1 choice for the fifth slot

We could write it out like this

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6 0
3 years ago
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Mashutka [201]

Answer:

Let "x" be the number of people who can go to the amusement park.

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4 0
3 years ago
5xy-x2t+2xy+3x2t asap
wel
Simplified answer is: 7xy+4tx
4 0
3 years ago
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