If 9*3=36 ; 11*7 = 81 then what is the<br />value of 5*13 ?<br />(A) 81<br />(B) 51<br />(C) 65<br />(D) 72
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Answered by
4
Answer:
5*13 ?<br />(A) 81<br />(B) 51<br />(C) 65<br />(D) 72
Kya ha bro
Answered by
1
Answer:
81
Step-by-step explanation:
The rule is : a×b=(
2
a+b
)
2
∴5×13=(
2
5+13
)
2
=9
2
=81
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