Square root of 9 is 81 (9x9) plus 3 = 84
please mark my answer as the brainliest
I think the answer is the surface area is 144cm3
8x^2 + 9 - 6x^2 - 2x - 2
= 2x^2 - 2x + 7
answer is B
2x^2 - 2x + 7
Answer:
Top row: [1 0 0 | 650}
Middle row: [0 1 0 | -400]
Bottom row: [0 0 1 | -1100]
Step-by-step explanation:
When you put an augmented matrix in RREF for, you have to have only 1's diagonal and 0's everywhere else on the left side of the bar.
Answer:
12
Step-by-step explanation:
1. Substitute each letter with the numbers given
3(14) + 3(10) / 6
42 + 30 = 72 / 6 = 12
