Solve the equation by completing the square.9x2 + 4x - 5 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use a trigonometric substitution to evaluate the integral.
A. cosh-1 
+ C
B. tan-1 
+ C
C. sinh-1 
+ C
D. sin-1 
+ C
Mathematics
Find the area if the distance between two adjacent dots in a row or column is one unit.
A. 12 B. 6 C. 18 D. 9
Mathematics
Evaluate the expression.8P4
A. 1680 B. 2 C. 4 D. 70
Mathematics
Write the first five terms of the arithmetic sequence.a1 = 8; d = 3
A. 8, 11, 14, 17, 20 B. 0, 8, 11, 14, 17 C. 11, 14, 17, 20, 23 D. 8, 10, 12, 14, 16
Mathematics