Find the exact value of the expression. Do not use a calculator.cos 120° tan 60°
A. - 
B. 
C. - 
D. 
Answer: A
Mathematics
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Find the value of the x-coordinate of the points at which the functions intersect, and approximate the area of the region described. Round to two decimal places when necessary.f(x) = sinh x, g(x) = tanh x; the region bounded by the graphs of f, g, and ln 6
A. x = 0; 1 B. x = 0; 0.96 C. x = 0; 0.11 D. x = 0; 0.85
Mathematics
Solve the initial value problem.
= -10e-x sec e-x tan e-x, y(0) = 10 sec 1 + 3
A. y = 10 tan e-x + 3 B. y = -10 sec x + 1 C. y = -10 sec e-x + 1 D. y = 10 sec e-x + 3
Mathematics
Use the product rule to simplify. Write the results using exponents.(-9p3)(3p9)
A. -27p27 B. 27p27 C. -27p12 D. 27p12
Mathematics
Convert the improper fraction into a mixed number in lowest terms.
A. 4
B. 3
C. 2
D. 3
Mathematics