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What is the hydrogen ion concentration for a solution of ammonia, whose hydroxide ion concentration is 6.25×10−8 mol/L?...
(20points) Let A be a 4 x 4 matrix and let A be a eigenvalue of multiplicity 3. If A - AI has rank 1, is A defective? Explain....
(15points) Let 21, 22, ..., Ik be linearly independ vectors in a vector space V. If we add a vector Ik+1 to the collection, will we still have a linear independent collection of ve...
How did World War I contribute to the rise of Adolf Hitler and the Nazi Party in Germany?...
(20points) Let A be a symmetric positive define matrix with Cholesky decomposition A = LLT = RTR. Prove that the lower triangular matrix L(or that the upper triangular matrix R) in...
, Which of the following electrolytes could form a precipitate if mixed closely together? A. Potassium chloride and potassium phosphate B. Potassium chloride and calcium gluconate...
SOMEONE PLEASE HELP MARK BRAINLIEST 100 POINTS!!!!!!!!!!!! George W. Bush's 9/11 First Inaugural Address contains numerous examples of figurative language. Examine the speech, pay...
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In this speech, Truman appeals to Congress to request: A. financial and economic assistance for Greece. B. military support for France. C. approval of trade agreements with the Sov...
The Marshall Plan helped European nations: A. rebuild factories destroyed during World War II. B. improve their technology. C. improve manufacturing techniques. D. All of these cho...
Which of the following policy combinations is most likely to lower the unemployment rate? Choice from the following options. 1. Decreasing taxes and buying government bonds in the ...
Data collected on the discharge of the Colorado River and the speed are given in the table: Discharge (ft3) Speed 1.3 2.3 2.2 0.99 5.8 3.5 11 5 12 16 14 22 16 27 21 14 49 33 51 35 ...
1. A survey of local car dealers revealed that 64% of all cars sold last month had CD players, 28% had alarm systems, and 22% had both CD players and alarm systems. a. What is the ...
what is the sum of the expressions (2/7x-6) and (3/7x+8)?...
Writing Practice Prompt Passage The LEGO Movie (2014) User Reviews Reviewer: Tom Samuels This movie was not what I expected. I didn't like it at all. I just didn't have a good time...
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Mavis is interested in whether military dependency is related to gender in American Samoa. Here is data she collected about the population of American Samoa in 2010: Military statu...
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pls help me with this problem... 
please help check my answer and explain...
Somebody help me please ... 
Mavis is interested in whether military dependency is related to gender in American Samoa. Here is data she collected about the population of American Samoa in 2010: Military statu...