Write the number in scientific notation.In a certain city, the bus system carried a total of 18,200,000,000 passengers.
A. 1.82 × 1011
B. 1.82 × 1010
C. 1.82 × 109
D. 18.2 × 1010
Answer: B
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Graph the equation and its tangent.Graph y = x2 - 2x - 2 and the tangent to the curve at the point whose x-coordinate is 1.
A. 
B. 
C. 
D. 
Tell in which quadrant or on what coordinate axis the point lies.(6, 17)
A. Quadrant III B. Quadrant IV C. Quadrant I D. Quadrant II
Classify the polynomial as a monomial, binomial, trinomial, or none of these.8.8x
A. trinomial B. binomial C. none of these D. monomial
Solve the pair of linear equations by addition.
If there is one common solution, select the correct ordered pair of the point of intersection. If there is no one common solution, select either parallel or coincide for the correct answer.
A. 
B. 
C. 
D. The lines are parallel.
E. The lines coincide.