_ _ _ _
| 5 3| | 19 |
| 10 -1 | | 17 |
|_ _| |_ _|
Each coefficient can be placed in its corresponding spot in a 2x2 matrix, and the answers in their 2x1 matrix.
Hope this helps!
-Lacy
Answer:
18
Step-by-step explanation:
Given
x - 1 = 2 ( add 1 to both sides )
x = 3
Then
2x² = 2(3)² = 2 × 9 = 18
Answer:
the answer would be D40 because if you have 15 you take and you subtract the six from it and you wouldn't get 0.6 or 0.4 so those to A&B or eliminated but C & D where would be the only two would left and it would be D because 6 and 9 or almost equal to each other so it would be. 40 which sould be D
15.1
First add all the numbers together
11+18+12+20+19+14+12=106
Then divide by the number of terms, in this case 7
106/7=15.1428571
Rounded to the nearest tenth:
15.1
Answer:
The product of a+3 and -2a2+15a+6b2. O-2a3+9a2+r5a+24b2