F=-50 as multiplying it by -6.2 would give you a positive 310
Formula of determinant is ad - bc
= 2 x 9 - 4 x 3
= 18 - 12
= 6
So the required determinant of given matrix is 6
93-3=91
91-3=88
88-3=85
85-3=82
82-3=79
79-3=76
76-3=73
73-3=70
70-3=67
67-3=64
64-3=61
61-3=58
58-3=55
55-3=52
52-3=49
49-3=46
46-3=43
43-3=40
40-3=37
37-3=34
34-3=31
31-3=29
29-3=26
26-3=23
23-3=20
20-3=17
17-3=14
14-3=11
11-3=8
8-3=5
5-3=2
Answer:
48
Step-by-step explanation:
3 feet is 36 inches. 3/4 of an inch is .75 inches. So you have a very simple equation of 36/.75=48
Hello,
x²-13x-30=x²+2x-15x-30=x(x+2)-15(x+2)=(x+2)(x-15)
Roots are -2 and 15