Solve the equation after making an appropriate substitution.x1/2 - 6x1/4 + 8 = 0
A. {4, 16}
B. {16, 256}
C. {2, 4}
D. {-2, -4}
Answer: B
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Use a day counting table to find the exact number of days from the first date to the second date. Assume the year is not a leap year unless otherwise indicated.January 15 to July 31 (a leap year)
A. 197 B. 196 C. 213 D. 198
A study asked 54 adults if they had taken art, biology, or cooking in school. According to the Venn diagram below, how many had taken
n(A ? B)
A. 21 B. 14 C. 11 D. 29
Find the missing parts of the triangle. A = 10.5°a = 149 ftb = 176 ftIf necessary, round angles to the nearest tenth and side lengths to the nearest foot.
A. B1 = 157.1°, C1 = 12.4°, c1 = 318 ft B2 = 1.9°, C2 = 167.6°, c2 = 27 ft B. B = 12.4°, C = 157.1°, c = 318 ft C. no such triangle D. B1 = 12.4°, C1 = 157.1°, c1 = 318 ft B2 = 167.6°, C2 = 1.9°, c2 = 27 ft
Indicate which symbol, ? or ?, makes the statement true.? ?
A. ? B. ?