Provide an appropriate response.In right triangle ABC, with right angle C, side a = 3.5, b = 7.2, and c = 8, find the cos A. Round answer to the nearest ten-thousandth.
Fill in the blank(s) with the appropriate word(s).
0.9000
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Provide an appropriate response.The bar graph shows governmental budget outlays for Country X's Department of the Environment for the years 2008 through 2011. Use a signed number to represent the change in outlay for (a) 2008 to 2009 and (b) 2010-2011.
A. (a) -24.6 billion dollars, (b) -6.7 billion dollars B. (a) 106.4 billion dollars, (b) 52.1 billion dollars C. (a) 24.6 billion dollars, (b) 6.7 billion dollars D. (a) -106.4 billion dollars, (b) -52.1 billion dollars
For the given functions f and g, find the requested function and state its domain.f(x) = 3x + 3; g(x) = 8x - 5Find f ? g.
A. (f ? g)(x) = 24x2 + 19x - 15; (-?, -15) ? (-15, ?) B. (f ? g)(x) = 11x2 + 9x - 2; (-?, ?) C. (f ? g)(x) = 24x2 - 15; (-?, -15) ? (-15, ?) D. (f ? g)(x) = 24x2 + 9x - 15; (-?, ?)
Graph the polynomial function. f(x) = x4 - 4x2
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Translate to an equation. Do not solve.What is 34% of 45?
A. n = 34% × 45 B. 34 = n × 45% C. n × 34% = 45 D. n = 45% × 34