Solve this quadratic equation by completing the square. x2 + 4x = 15
A. X=-2 19
B. X=-4 + 15
C. X = -4 + 19
D. X = -2 + 15
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Read the following two statements. then use the law of syllogism to draw a conclusion. if the tv is too loud, then it will give me a headache. if i have a headache, then i will have to rest.

Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air