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mollyann:
Find the simplified form of the expression. Give your answer in scientific notation
 updated one year ago
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mollyann:
What is the simplified form of the expression?
 updated one year ago
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mollyann:
What is each expression written using each base only once?
 updated one year ago
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mollyann:
What is each expression written using each base only once?
 updated one year ago
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mollyann:
Simplify the expression.
 updated one year ago
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mollyann:
What is the simplified form of each expression?
 updated one year ago
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mollyann:
Help
 updated one year ago
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mollyann:
Graph the equation. y = 4x – 3
 updated one year ago
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mollyann:
Match the equation with its graph. –4x – 2y = 8
 updated one year ago
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mollyann:
Determine the solution of the system.
y = x + 6
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 updated one year ago
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mollyann:
Model the function rule y = 2x  3 with a table of values
 updated one year ago
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mollyann:
Write an equation of a line with the given slope and yintercept. m = –5, b = –3
A. y = –5x – 3
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 updated one year ago
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mollyann:
What are the slope and yintercept of the graph of the given equation?
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 updated one year ago
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mollyann:
Does the equation represent a direct variation? If so, find the constant of variation.
5x = 3y
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mollyann:
What is the slope of the line that passes through the pair of points? (1, 7), (10, 1)
A. 3/2
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 updated one year ago
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mollyann:
What is the solution of the equation?
3 = b + 3
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mollyann:
Organisms need nutrients in order to
A. utilize hydrogen and oxygen.
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 updated one year ago
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mollyann:
The repeated movement of water between Earth’s surface and the atmosphere is called
A. the water cycle.
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 updated one year ago
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mollyann:
A word that means the same thing as consumer is
A. producer.
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mollyann:
Plants are
A. primary producers.
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 updated one year ago
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mollyann:
Which of the following is NOT a basic method used by ecologists to study the living world?
A. experimenting
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 updated 3 months ago
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mollyann:
A substance that speeds up the rate of a chemical reaction is called
A. a catalyst.
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 updated one year ago
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mollyann:
Which of the following is NOT a function of proteins?
A. store and transmit genetic information
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 updated one year ago
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mollyann:
Why is carbon so special compared to other elements?
A. Carbon atoms can bond to one another and form a lot of different structures.
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 updated 3 months ago
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mollyann:
Solutions that have more OH– than H+ ions are
A. reactants.
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 updated one year ago
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mollyann:
A solution is a
A. combination of isotopes.
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mollyann:
Figure 21
Which property of water causes the curved surface shown in Figure 2–1?
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 updated one year ago
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mollyann:
Which of the following is a substance formed by the chemical joining of two or more elements in definite amounts?
A. compound
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 updated one year ago
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mollyann:
Isotopes are atoms of the same element with the same number of protons and a different number of
A. electrons.
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 updated one year ago
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mollyann:
The three particles that make up atoms are
A. protons, neutrons, and isotopes.
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 updated one year ago
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