Correct answer choice is:
C. Subjects may respond to a treatment simply because they believe it is affecting them.
Explanation:
A placebo is a material or procedure of no predetermined therapeutic utility. General placebos comprise inactive tablets, inactive injections, false surgery, and other methods.
Answer:
Choice D
Step-by-step explanation:
(x-1)²
- =(x-1)(x-1)
- =x*x+x*−1+-1*x+-1*-1
- =x²−x−x+1
- =x²−2x+1
Choice D is accurate.
Answer:
The correct answer is option B 12cm
Well <span>lovin lemon company sells 4 gallons for 24, and the sweet and sour company sells 8 quarts which is equal to 2 gallons for 16.
The Lovin Company would be 6 dollars per gallon
The Sweet and Sour company would be 8 dollars per gallon
Summarize, Sweet and Sour Company has a greater unit of price
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The rectangle area is 98. So if you split it in half, you would get 2 squares. Half of 98 is 49.
If it is now a square, you now simply know, that 7*7=49. Meaning that The sides of the square are 7 each.
7 times the 4 sides equals 28. So the perimeter of one square is 28.