Find the prime factorization of each composite number. Use exponents to show any repeated prime factors.128
A. 27
B. prime
C. 72
D. 2 ? 7
Answer: A
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Use the given information to find the exact value of the trigonometric expression.tan ? = 
; The terminal side of ? lies in Quadrant III.
Find sin 2?.
A. - 
B. - 
C. 
D. 
Solve the equation. If the solutions involve square roots, give both the exact solutions and the approximate solutions to three decimal places.
= 1 + 
A. -5, 8 B. No solution C. 6, -8 D. -6, 8
A large region of forest has been infested with gypsy moths. The region is roughly triangular, as shown in the figure on the next page. From the northernmost vertex A of the region, the distances to the other vertices are x = 25 miles south and 10 miles east (for vertex B), and 20 miles south and 28 miles east (for vertex C). Use a graphing utility to approximate the number of square miles in this region.
?
?
A. 250 mi2 B. 280 mi2 C. 260 mi2 D. 290 mi2 E. 270 mi2
Complete the table. Round to the nearest whole number, when necessary.
A. 13,208 B. 3710 C. 14,894 D. 3290