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Merge pull request #146 from anshitabaid/master

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AP series term/sum problem
This commit is contained in:
Luke Weiler
2020-10-19 18:58:40 -04:00
committed by GitHub
parent 8f95502565 d95dd5e29c
commit c25fba1bdb
4 changed files with 36 additions and 0 deletions
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2
mathgenerator/funcs/__init__.py
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@@ -84,3 +84,5 @@ from .compoundInterestFunc import *
from .deciToHexaFunc import * from .deciToHexaFunc import *
from .percentageFunc import * from .percentageFunc import *
from .celsiustofahrenheit import * from .celsiustofahrenheit import *
from .arithmeticProgressionSumFunc import *
from .arithmeticProgressionTermFunc import *

13
mathgenerator/funcs/arithmeticProgressionSumFunc.py Normal file
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@@ -0,0 +1,13 @@
from .__init__ import *
def arithmeticProgressionSumFunc(maxd=100, maxa=100, maxn=100):
d = random.randint(-1 * maxd, maxd)
a1 = random.randint(-1 * maxa, maxa)
a2 = a1 + d
a3 = a2 + d
n = random.randint(4, maxn)
apString = str(a1) + ', ' + str(a2) + ', ' + str(a3) + ' ... '
problem = 'Find the sum of first ' + str(n) + ' terms of the AP series: ' + apString
solution = n * ((2 * a1) + ((n - 1) * d)) / 2
return problem, solution

13
mathgenerator/funcs/arithmeticProgressionTermFunc.py Normal file
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@@ -0,0 +1,13 @@
from .__init__ import *
def arithmeticProgressionTermFunc(maxd=100, maxa=100, maxn=100):
d = random.randint(-1 * maxd, maxd)
a1 = random.randint(-1 * maxa, maxa)
a2 = a1 + d
a3 = a2 + d
n = random.randint(4, maxn)
apString = str(a1) + ', ' + str(a2) + ', ' + str(a3) + ' ... '
problem = 'Find the term number ' + str(n) + ' of the AP series: ' + apString
solution = a1 + ((n - 1) * d)
return problem, solution

8
mathgenerator/mathgen.py
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@@ -268,3 +268,11 @@ decimalToHexadeci = Generator("Decimal to Hexadecimal", 79, "Binary of a=",
percentage = Generator("Percentage of a number", 80, "What is a% of b?", percentage = Generator("Percentage of a number", 80, "What is a% of b?",
"percentage", percentageFunc) "percentage", percentageFunc)
celsiustofahrenheit = Generator("Celsius To Fahrenheit", 81, "(C +(9/5))+32=", "F", celsiustofahrenheitFunc) celsiustofahrenheit = Generator("Celsius To Fahrenheit", 81, "(C +(9/5))+32=", "F", celsiustofahrenheitFunc)
arithmeticProgressionTerm = Generator("AP Term Calculation", 82,
"Find the term number n of the AP series: a1, a2, a3 ...",
"a-n", arithmeticProgressionTermFunc)
arithmeticProgressionSum = Generator("AP Sum Calculation", 83,
"Find the sum of first n terms of the AP series: a1, a2, a3 ...",
"Sum", arithmeticProgressionSumFunc)