Find the value of the determinant.
A. a2 - b2
B. a2 + b2
C. 2ab
D. 0
Answer: A
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Find the missing angle or angles.
A. 57° B. 65° C. 75° D. 50°
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Attendance this year at the homecoming football game is 138% of what it was last year. If last year's homecoming football game attendance was 43,000, what is this year's attendance? (Round to the nearest integer, if necessary.)
A. 312 people B. 59,340 people C. 3209 people D. 593,400 people
Collect like terms.-7p3 + 12p + 3p3 - 11
A. -4p3 + 12p - 11 B. -252p5 - 11 C. -3p5 D. 8p2 - 11
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to three decimal places. log473.90
A. 18.475 B. 3.104 C. 1.869 D. 0.322