<span>x^2-5x-24=0
x=<span><span><span>−b</span>±<span><span>b2</span>−<span><span>4a</span>c</span></span></span><span>2a</span></span></span><span>x=<span><span><span>−<span>(<span>−5</span>)</span></span>±<span><span><span>(<span>−5</span>)</span>2</span>−<span><span>4<span>(1)</span></span><span>(<span>−24</span>)</span></span></span></span><span>2<span>(1)</span></span></span></span><span>x=<span><span>5±121</span>2
</span></span><span><span>x=<span><span>8 <span>or </span></span>x</span></span>=<span>−3
<span><span>
</span></span></span></span>
71, 80, 82, 78, 80, 91, 107, 121, 125, 131, and 142. The variance of this data set is?
adoni [48]
Answer:
636.41818
Step-by-step explanation:
^2=∑=1(−⎯⎯⎯)2−1
^2=−1
^2=6364.181811−1
^2=6364.181810
^2=636.41818
I hope this helps :)
Triangle RST is congruent to triangle .The sequence of transformations could have been used to transform triangle RST to produce triangle is <span>Triangle RST was translated 8 units right and then reflected across the x-axis. The answer is letter D. The rest of the choices do not answer the question above</span>
7 added to a number, 7 plus a number, 7 and a number, etc. It's written in many ways.
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sorry if this doesn't help
