What are the characteristics of the vector shown? -magnitude of 8 and direction angle equal to 0°
-magnitude of 8 and direction angle equal to 180°
-magnitude of 2√2 and direction angle equal to 0°
-magnitude of 2√2 and direction angle equal to 180°

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

Find the solution of each of the following.