Add or subtract by first simplifying each radical and then combining any like radical terms. Assume that all variables represent positive real numbers.
+ 1 - 
A. 5 - 
B. 5
C. 
+ 1 - 
D. 5 - 2
Answer: A
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Using Green's Theorem, find the outward flux of F across the closed curve C.F =(x2 + y2)i + (x - y)j ; C is the rectangle with vertices at (0, 0), (10, 0), (10, 7), and 
A. 630 B. 770 C. 560 D. -420
Find the numerical value of the expression for 
and 
x + 9
A. a) 27 b) 13 B. a) 36 b) 162 C. a) 13 b) 27 D. a) 5 b) 9
Estimate the indicated probability by using the normal distribution as an approximation to the binomial distribution.In one county, the conviction rate for DUI is 85%. Estimate the probability that of the next 100 DUI summonses issued, there will be at least 90 convictions.
A. 0.1038 B. 0.0420 C. 0.8962 D. 0.3962
Find the product.(12 - y4)(12 + y4)
A. 144 - y4 B. 144 - y8 C. y8 - 144 D. 144 - y16