Determine the number of significant digits in the given approximate number.9,000.4
A. 4
B. 3
C. 2
D. 5
Answer: D
Mathematics
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Find the area of the shaded region in the figure. Round results to the nearest unit.Find the shaded area in the figure.
A. 80 mm2 B. 49 mm2 C. -5 mm2 D. 134 mm2
Mathematics
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(-5x - 11)(-3x + 3)
A. 15x2 + 18x + 18 B. -8x2 + 18x + 18 C. 15x2 + 18x - 33 D. -8x2 + 18x - 33
Mathematics
Evaluate the radical expressions or indicate that the root is not a real number.
A. 
B. 
C. 
D. 
Mathematics
Graph the function. Show at least one period.y = 4 cos
A. 
B. 
C. 
D. 
Mathematics