Simplify the expression.(-3)-2
A. 
B. - 
C. -9
D. 9
Answer: A
Mathematics
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Find the indicated cardinal number. Find n(A × B) given that A = {2} and B = {1, 3}.
A. 1 B. 4 C. 3 D. 2
Mathematics
Provide an appropriate response.A fan belt in a car connects three different sized pulleys (see figure below). One is 10 cm in diameter, one is 7.5 cm in diameter and the last one is 4 cm in diameter. If the large pulley turns at 1000 rpm, how fast do the other two pulleys turn?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the Maclaurin series for using the definition of a Maclaurin serires.
 Figure 3.png)
Mathematics
Find the angle between the planes.7x - 3y + 9z = -8 and -6x - 5y + 6z = 7
A. 1.336 B. 1.459 C. 0.298 D. 0.235
Mathematics