Evaluate the expression.-17 + 14 + (-1)
A. -2
B. -4
C. 32
D. 30
Answer: B
Mathematics
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Solve for x.x : 8 = 1 : 2
A. 4 B. 5 C. 6 D. 2
Mathematics
Add the polynomials. Assume all variable exponents represent whole numbers.
+ 
A. 
x6 - 
B. 
x2 + 
x - 
C. 
x2 - 3x + 2
D. 
x4 + 
x2 - 
Mathematics
Multiply.(7 - p)(6 - 3p + 8p2)
A. 42 + 27p + 59p2 + 8p3 B. 42 - 28p + 59p2 - 8p3 C. 42 - 27p + 59p2 + 8p3 D. 42 - 27p + 59p2 - 8p3
Mathematics
Two thin lenses with focal lengths t and q and separated by a distance 
have their combined focal length given by the reciprocal of 
. Combine the fractions in the expression above and use the reciprocal of your result to find the combined focal length.
?
A. 
B. 
C. 
D. 
E. 
Mathematics