For the given point, find the coordinates of the image point under a half-turn about the origin.(?2, ?3)
A. (3, 2)
B. (?2, 3)
C. (2, 3)
D. (?3, ?2)
Answer: C
Mathematics
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Solve the linear equation.4(y - 8) = 6y - 32
A. -32 B. 32 C. 0 D. -64
Mathematics
Find the area of the triangle using Heron's formula. Round your answer to two decimal places as needed.
A. 229.64 yd2 B. 45.93 yd2 C. 32.48 yd2 D. 162.38 yd2
Mathematics
Find the sum of the arithmetic sequence.{5n + 2}, n = 47
A. 5898.5 B. 5734 C. 5616.5 D. 6063
Mathematics
Solve for the specified variable.The effective spring constant keff for two springs (with spring constants of k1 amd k2) placed in series is given by the formula keff = 
. Solve the equation for k2.
A. k2 = 
B. k2 = 
C. k2 = 
D. k2 = 
Mathematics