Find the area of the triangle having the given measurements. Round to the nearest square unit.A = 37°, b = 18 meters, c = 11 meters
A. 122 square meters
B. 120 square meters
C. 30 square meters
D. 60 square meters
Answer: D
Mathematics
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Use the linear approximation (1 + x)k ? 1 + kx, as specified.Find an approximation for the function f(x) = (1 - x)5 for values of x near zero.
A. f(x) ? 1 - 5x B. f(x) ? 5 + 5x C. f(x) ? 1 + 5x D. f(x) ? 1 + 6x
Mathematics
Factor the sum or difference of two cubes.27x3 - 125
A. (3x - 5)(3x2 + 30x + 25) B. (3x - 5)(9x2 + 15x + 25) C. (3x - 5)(3x 2 +15x + 25) D. (3x - 5)(9x2 - 15x + 25)
Mathematics
Express the number in scientific notation.0.000727
A. 7.27 × 10-5 B. 7.27 × 104 C. 7.27 × 10-3 D. 7.27 × 10-4
Mathematics
Graph the piecewise function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics