EO
(242) 2 3 -5
If A = 5 1 5 and B = 5 4 2 , find BA.
1-1 -3 -4 -1 -1 3
17
10
39
9
39
16
-32
-32
-30
-18
-30
-6
-17
-19
|
-7
-19
-32
-29
-18
16
-32
-6
10
-30
-6
39
-18
-19
-7
-6
-19

step-by-step explanation:

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.