Subtract.45.750
A. 25.000
B. 23.842
C. 23.858
D. 23.852
Answer: B
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Use Newton's method to find an approximate answer to the question. Round to six decimal places.Where are the inflection points of f(x) = 
x4 + 
x3 - 5x2 + 3 located?
A. x ? -0.849689, 0.683023 B. x ? -1.100923, 0.933023 C. x ? -0.988578, 0.321912 D. x ? -1.099689, 0.433023
Use the following definitions to determine if the statement is true or false. N = {x : x is a natural number}I = {x : x is an integer}R = {x : x is a real number}W = {x : x is a whole number}Q = {x : x is a rational number}W is a proper subset of I, Q, and R.
A. True B. False
Expand the expression using the Binomial Theorem.(x - 9y)5
A. x5 - 45x4y + 810x3y2 - 7290x2y3 + 32,805xy4 - 59,049y5 B. x5 - 45x4y + 810x3y2 - 7290x2y3 + 32,805xy4 - 59,049 C. x5 - 45x4y + 1620x3y2 - 14,580x2y3 + 32,805xy4 - 9y5 D. x5 - 45x4y + 1620x3y2 - 14,580x2y3 + 32,805xy4 - 59,049y5
Solve the problem.How much pure acid should be mixed with 5 gallons of a 50% acid solution in order to get an 80% acid solution?
A. 20 gal B. 2.5 gal C. 12.5 gal D. 7.5 gal