Add or subtract by first simplifying each radical and then combining any like radical terms. Assume that all variables represent positive real numbers.3
- 4
A. 12 
- 4 
B. 36 
C. 3
- 4
D. 0
Answer: D
Mathematics
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Find the mode(s) for the given sample data. -20, -25, -46, -25, -49, -25, -49
A. -34.1 B. -49 C. -46 D. -25
Mathematics
Write the compound statement in symbols. Then construct a truth table for the symbolicstatement.Let r = "The food is good," p = "I eat too much,"q = "I'll exercise."I'll exercise if I don't eat too much.
A. ~(p ? q)
)
| T | T | T |
| T | F | F |
| F | T | T |
B. ~p ? q
| T | T | T |
| T | F | T |
| F | T | T |
C. ~p ? q
| T | T | F |
| T | F | F |
| F | T | T |
D. ~(p ? q)
)| T | T | F |
| T | F | T |
| F | T | F |
Mathematics
Find the additive inverse of the number.19
A. -19
B. 0
C. 
D. 19
Mathematics
Find the constant of variation, k. y varies directly with x; y = 3 when x = 27
A. k = 9
B. k = 
C. k = 24
D. k = 
Mathematics