2*6=98,5*7=320,9*3=144,11*5=?
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Answer:
Step-by-step explanation:
Take first two multiplication
1)2*6=7
On L.H.S it should be 7*1 or 1*7
Here consider 1*7,it can be obtain by
(2–1)*(6+1)=(1*7)
4*2=27
On L.H.S it should be 3*9 ,9*3 or 27*1
Consider 9*3
But if we use above relation
(4–1)*(2+1)=(3*3),this doen’t give excepted product
If we square the first number then
3^2*3 =27
Therefore for first product
If we try (2–1)^2+(6+1)=1*7=7
Similarly for 2nd
(4–1)^2+(2+1)=9*3=27
Using same releation in 3rd one
(7–1)^2+(3+1)=36*4=144
Therefore
(5–1)^2(8+1)=16*9=144.
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