Which of the following is NOT an expression you can write to represent the total area of the water surface of the pool? A. (25+7)(8+x)
B.25 + 7 + 8 + X
C.25(8+x) + 7(8+x)
D. 25x + 7x + 25(8) + 7(8)

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)