Convert to an exponential equation.log10  = -2

A. 10-2 =  
B. 2 = 10
C. 210 =  
D. 10100 = 2


Answer: A

Mathematics

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Use a graphing calculator to solve the equation to the nearest tenth.x2 - x - 28 = 0; x between 5 and 6

A. 5.8 B. 5.6 C. 5.9 D. 5.7

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Find the equation of the parabola satisfying the given conditions. The vertex is at the origin.Focus (0, -3)

A. y2 = -3x
B. y = - x2
C. y2 = -12x
D. x2 = -12y

Mathematics

Find the apportionment asked for.A small country consists of seven states; there are 160 seats in the legislature that need to be apportioned among the seven states; and the population of each state is shown in the table. Find the apportionment for state D using Adams' method.

A. 25 B. 26 C. 23 D. 24

Mathematics

Find the magnitude and direction angle (to the nearest tenth) for each vector. Give the measure of the direction angle as an angle in [0,360°].

A. 5; 233.1° B. 5; 216.9° C. 5; 36.9° D. 7; 216.9°

Mathematics