Simplify the expression. Assume all variables represent positive real numbers.
- 
+ 
A. 
B. 
C. - 
D. 
Answer: A
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Provide an appropriate response.An approximation of one root of x4 - 2x - 3 = 0 is x1 = 1. Apply Newton's method twice to find the approximation x3.
A. 2.46182 B. 2.32075 C. 1.51926 D. 1.46328 E. 2.58138
Insert <, >, or = to form a true statement.0.19 
0.15
A. < B. > C. =
Solve.Three bacteria are placed in a petri dish. The population will double every day. The formula for the number of bacteria in the dish on day t is N(t) = 3(2)t, where t is the number of days after the three bacteria are placed in the dish. How many bacteria are in the dish seven days after the three bacteria are placed in the dish?
A. 12 bacteria B. 42 bacteria C. 384 bacteria D. 147 bacteria
Find fx(x, y).f(x, y) = (x + y) ln (xy)
A. fx(x, y) = y ln (xy) + 
B. fx(x, y) = ln (xy) + 
C. fx(x, y) = ln (xy) + 
D. fx(x, y) = x ln (xy) + 