Perform the indicated operation.-2.5 + (-7.4)
A. 4.9
B. -4.9
C. -9.9
D. 9.9
Answer: C
Mathematics
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Simplify.
A. -35 B. -5 C. 7 D. 5
Mathematics
Use transformations of either the graph of y = ln x or y = log x to graph the given equation.y = -0.75 ln x
A. 
B. 
C. 
D. 
Mathematics
Locate the fraction on the number line.
A.
B.
C.
D.
Mathematics
Solve the problem.If a rock falls from a height of 90 meters on Earth, the height H (in meters) after x seconds is approximately H(x) = 90 - 4.9x2.When does the rock strike the ground? Round to the nearest hundredth, if necessary.
A. 18.37 sec B. 4.29 sec C. 1.94 sec D. 3.75 sec
Mathematics