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IceJOKER [234]
2 years ago
11

1? + 2? + 3? = 51. 2? - 1? = 4. List 1?, 2?, 3? in the format of 1?,2?,3? without spaces. (Find 1?,2?,3? in integer form)

Mathematics
1 answer:
Molodets [167]2 years ago
4 0

Answer:


Step-by-step explanation:

To calculate combinations, we will use the formula nCr = n! / r! * (n - r)!, where n represents the number of items, and r represents the number of items being chosen at a time. To find the probability of an event, you may have to find the combinations.

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Can someone help me with this please? I'll give you brainliest :)
andreev551 [17]

Step-by-step explanation:

(2*5)*4 = 10*4 = 40

2*(5*4) = 2*20 = 40

4 0
2 years ago
An equation has solutions of m = –5 and m = 9. Which could be the equation? (m + 5)(m – 9) = 0 (m – 5)(m + 9) = 0 m2 – 5m + 9 =
Colt1911 [192]
The answer is the first choice (m+5)(m-9)=0
8 0
3 years ago
Read 2 more answers
An architect designs rectangular flower garden such that the width is exactly 2/3 of the length. of 290 ft of antique picket fen
kramer

Length (L): L

width (w): (2/3)L

Perimeter (P) = 2L + 2w

               290 = 2(L) + 2(2/3)(L)

               870 = 6L + 4L

               870 = 10L

                87 = L

width (w): (2/3)L   = (2/3)(87)   = 2(29)   = 58

Answer: width = 58 ft, length = 87 ft



6 0
3 years ago
The sum of the measures of the interior angles of a regular polygon is 5400. find the number of sides in the polygon.
Svet_ta [14]
<span>Sum of Interior Angles = (Number of Sides -2) • 180 degrees
</span>
<span>Number of Sides = [Sum of Interior Angles / 180 degrees] +2

</span><span>Number of Sides = (5,400 / 180) +2

</span><span>Number of Sides = 32

Source:
http://www.1728.org/polygon.htm

</span>
4 0
3 years ago
Caroline's car used 16 gallons to travel 544 miles. How far can she travel on 9 gallons?<br> ​
kicyunya [14]

Answer:

306 gallons

Step-by-step explanation:

Caroline traveled 544 miles on 16 gallons. We do some simple math and divide 544/16 and receive 34 miles/gallon. All we do now is multiply 34 * 9 and we receive 306 gallons.

8 0
2 years ago
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