What equation results from completing the square and then factoring? x2 + 4x = 7
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x
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HELP
A. (x+2)2 = 11
B. (x + 4)2 = 11
C. (x + 2)2 = 3
D. (x + 4)2 = 3

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.

Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?