1. If, 1x2= 1, 2x3= -1 and 3x4= -5, Then find the value of 7x9= ?
Write Comment
Comments
By: anil on 05 May 2019 01.49 am
The pattern followed is that the product of the numbers is subtracted from the sum of the numbers. Eg : $$(1+2)-(1 imes2)=3-2=1$$ and $$(2+3)-(2 imes3)=5-6=-1$$ and $$(3+4)-(3 imes4)=7-12=-5$$ Similarly, $$(7+9)-(7 imes9)=16-63=-47$$ => Ans - (A)
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use