Mathematics, 24.04.2021 22:20 ronaldhernandez598
Determine the number of real solutions for each of the given equations.
Number of solution options (no real solutions, one real solution, two real solutions)
Equations:
y = -3x^2+x+12
y = 2x^2-6x+5
y = x^2+7x-11
y = -x^2-8x-16
Answers: 1
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Nikolas calculated the volume of the prism. his work is shown below.
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Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.
Answers: 1
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The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.
Answers: 1
Determine the number of real solutions for each of the given equations.
Number of solution options...
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