Convert to an exponential equation.log2
= -3
A. 21/8 = 3
B. 2-3 =
C. 3 = 2
D. 32 =
Answer: B
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Graph the function.A satellite is orbiting the earth such that its displacement D north of the equator (or south if D < 0) is given by . Sketch two cycles of D as a function of t. Use
Label the point on the horizontal which represents the end of the second cycle.
A.
B.
C.
D.
Solve.x2 + 2x - 4 ? 0
A. (-?, -1 - ] ? [-1 +
, ?)
B. (-?, -1 - ) ? (-1 +
, ?)
C. (-?, -] ? [
, ?)
D. [-1 - , -1 +
]
Represent each circuit with a symbolic statement. Using a truth table, state whether the circuits are equivalent.
A. (p ? q) ? ~p; (~p ? q) ? p; not equivalent B. (p ? q) ? ~p; (~p ? q) ? p; not equivalent C. (p ? q) ? ~p; (~p ? q) ? p; equivalent D. (p ? q) ? ~p; (~p ? q) ? p; equivalent
Add.
A. 76.977 B. 77.977 C. 78.077 D. 77.077