TS EAMCET 18-July-2022 Shift 1 Solved Paper

Section: Mathematics

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Question : 3 of 160

Marks: +1, -0

Let A=[

a	3	5
5	−1	3
2	3	−4

] and B=[

b	1	4
4	c	1
−3	1	d

]. If the trace of A is −4 and AB=[

−1	0	17
−3	10	25
28	−8	3

] then a+b+c+d=

7
-1
3
1

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