Find a30-a20 for the AP -9, -14, -19, -24. .
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Hey user here is your answer....
---> Given A.P= -9,-14,-19,-24...
a=-9
d=-14-(-9)
=-14+9
=-5
◆a30=a+(30-1)d
◆a30=-9+29(-5)
◆a30=-9-145
◆a30=-154
◆a20=a+19d
◆a20=-9+19(-5)
◆a20=-9-95
◆a20=-104
--->a30-a20=-154-(-104)
◆-154+104
=-50
-_______Hope it helps you______
#Rohan ( Maths aryabhatta )
---> Given A.P= -9,-14,-19,-24...
a=-9
d=-14-(-9)
=-14+9
=-5
◆a30=a+(30-1)d
◆a30=-9+29(-5)
◆a30=-9-145
◆a30=-154
◆a20=a+19d
◆a20=-9+19(-5)
◆a20=-9-95
◆a20=-104
--->a30-a20=-154-(-104)
◆-154+104
=-50
-_______Hope it helps you______
#Rohan ( Maths aryabhatta )
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