Solve the equation. Give the exact solution or solutions.log2(8x - 7) = 3

A.
B.
C. {7}
D.


Answer: A

Mathematics

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Perform the operations.  

A. 13 B. 10 C. 8 D. 50

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Find the slope of a line that has the given relationship to the given line. If the slope is undefined, state this.Perpendicular to x = -10

A. -10 B. 1 C. Undefined D. 0

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Solve the problem.The outfield wall in a baseball park is in the shape of a quarter circle. If the radius of the circle is 7 feet, how long is the wall? Use 3.14 for ?. Round your answer to the nearest tenth.

A. 5.5 ft B. 22.0 ft C. 9.0 ft D. 11.0 ft

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The demand equation is . ?  Compute the elasticity of demand and determine whether the demand is elastic, unitary, or inelastic at . ? 

A. ; elastic
B. ?; inelastic
C. ?; inelastic
D. 1; unitary

Mathematics