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A-2-b-translation-T-1-3-b-followed-by-translation-T-2-a-4-A-b-1-a-3-determine-the-value-of-a-b-




Question Number 8528 by suci last updated on 14/Oct/16
A(2,b) translation T_1 = (((−3)),((   b)) )  followed by translation T_2 = ((a),(4) )  A′=(b−1,a−3)  determine the value of a+b=...?
A(2,b)translationT1=(3b)followedbytranslationT2=(a4)A=(b1,a3)determinethevalueofa+b=?
Answered by sandy_suhendra last updated on 14/Oct/16
2−3+a=b−1 ⇒ a−b=0 .... (1)  b+b+4=a−3 ⇒ a−2b=7 ....(2)  (1)−(2)⇒b=−7 and a=−7  so   a+b=−7−7=−14
23+a=b1ab=0.(1)b+b+4=a3a2b=7.(2)(1)(2)b=7anda=7soa+b=77=14
Answered by 666225 last updated on 15/Oct/16
answer    −3+a=2≡a=5..(A)  sub.  −3+a=b−1..(A′)  −3+5=b−1≡b=3  b+4=b≡2b=4≡b=2..(A)  sub.  b+4=a−3..(A′)  2+4=a−3≡a=7  ⇒a+b=(5+7)+(3+2)=17
answer3+a=2a=5..(A)sub.3+a=b1..(A)3+5=b1b=3b+4=b2b=4b=2..(A)sub.b+4=a3..(A)2+4=a3a=7a+b=(5+7)+(3+2)=17

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