Add or subtract by first simplifying each radical and then combining any like radical terms. Assume that all variables represent positive real numbers.
+ 
+ 
+ 9
A. 86
B. 20
+ 10
C. 208
+ 450
D. 20
+ 66
Answer: D
You might also like to view...
Solve.A collection of dimes is arranged in a triangular array with 13 coins in the base row, 12 in the next, 11 in the next, and so forth. Find the value of the collection.
A. $0.91 B. $4.55 C. $9.10 D. $18.20
For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Provide an appropriate response.The payoff table for three possible courses of action A1, A2, and A3 is given below.pi?A1xi?A2xi?A3xi?.3$70$40$50.2$100$120$110.1$160$140$90.4$80$140$160Which course of action will produce the largest expected value? What is it?
What will be an ideal response?
Decide what values of the variable cannot possibly be solutions for the equation.
+ 
= 0
A. -1, 2 B. -2, 7 C. -2, 0, 1 D. -7, 2