Math, asked by Suju2147, 11 months ago

4+7+2=281435
7+3+9=212781
6+2+7=121456
2+8+5=164036
8+4+6=????
Explain Me

Answers

Answered by eudora
0

Given :

4+7+2 = 281435

7+3+9 = 212781

6+2+7 = 121456

2+8+5 = 164036

To Find :

8+4+6 = ? from the above given pattern

Explanation :

The pattern of the first four digit of the answer is as follows :

a + b + c = (a×b) (b×c)

First and second number : Multiplication of first and second number.

Third and Forth number : Multiplication of second and third number.

Fifth number : It is following (-) and (+) with 1 alternatively with the first digit.

Sixth number : The first digit of the sum of  (ab) + (bc) + (ca)

a+b+c =    (a×b)     (b×c)    (a -/+ 1)      first digit of (ab+bc+ca)

4+7+2 =    28         14        (4-1) 3       (4×7)+(7×2)+(2×4) = 50  = 281435

7+3+9 =    21          27       (7+1) 8       (7×3)+(3×9)+(9×7) = 111  = 212781

6+2+7 =     12          14       (6-1) 5      (6×2)+(2×7)+7×6) =  68  = 121456

2+8+5 =     16          40      (2+1) 3      (2×8)+(8×5)+(5×2) = 66 = 164036

Therefore,

8+4+6 =     32          24      (8-1) 7      (8×4)+(4×6)+(6×8) = 104 = 322471

The answer would be 8+4+6 = 322471

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