The sequence is times 2 minus 2
3 x 2 = 6 - 2 = 4
10 x 2 = 20
20 - 2 = 18
Answer:
You could divide 4 from both sides first
It's B.
You can think of the action of multiplying matrix <em>A</em> onto any other matrix <em>X</em> as
• preserving the first row of <em>X</em> due to the +1 in the first column of the first row,
• negating the second row of <em>X</em> due to the -1 in the second column of the second row, and
• preserving the third row of <em>X</em> due to the +1 in the third column of the third row.
Factor <span><span>t2</span>−36</span><span><span>t2</span>−36</span><span>=<span><span>(<span>t+6</span>)</span><span>(<span>t−6</span>)
</span></span></span>Answer:<span><span>(<span>t+6</span>)</span><span>(<span>t−6</span>)</span></span><span>
Good luck mate :P</span>