Find an equation of the line through the pair of points. Write the equation in the form Ax + By = C.(9, 6) and (6, 4)
A. 2x + 3y = 0
B. -3x - 2y = -10
C. 3x + 2y = -10
D. -2x + 3y = 0
Answer: D
Mathematics
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Use a calculator to evaluate the expression. Round your answer to three decimal places
A. -0.344 B. 6.553 C. 0.344 D. -0.431
Mathematics
Solve the equation symbolically.
= 
A. 
B. 
C. 
D. 
Mathematics
An earthquake in the Japan in 2011 was about 109 times as intense as the reference intensity. Find the Richter number for that earthquake.
NOTE: Seismologists use the Richter scale to measure and report the magnitude of earthquakes. The equation 
compares the intensity I of an earthquake to a minimum or reference intensity I0.
A. 109 B. 10 C. 9 D. none of these
Mathematics
Find the integral.
A. 2x
- 
+ C
B. 2x
- 
+ C
C. 
x3/2 - 
+ C
D. 
x3/2 - 
+ C
Mathematics