Question

2.
Find the values of following determinants.
(1)
- 1 17
2 4
5 | 3
-70​

Answer 1

Answer:

Step-by-step explanation:

∣

​  

 

1

7

3

​  

 

43

35

17

​  

 

6

4

2

​  

 

 

Expanding the determinant, we get

=1(70−68)−43(14−12)+6(119−105)

=2−86+84

=0