Use the properties of exponents to simplify the expression. Write with positive exponents.(r1/5 ? s1/5)2
A. r1/25s1/25
B. r2/5s2/5
C. r1/10s1/10
D. r2s2
Answer: B
Mathematics
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Convert the mixed number to an improper fraction.12
A. 
B. 26
C. 168
D. 
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Solve for V1.
VT = V1 + V2 + V3 + V4 V3 = 2 V, V4 = 3 V VT = 20 V, V2 = 2 V a. 6 V b. 18 V c. 3 V d. 21 V
Mathematics
Add or subtract. Assume all variables represent positive real numbers.2
- 9
- 8
A. -50
B. 2
C. 14
D. -14
Mathematics
Solve the inequality using the x-intercept method or the intersection-of-graphs method. Express the solution set in interval notation.-2z + 4 ? -3z - 4
A. (-?, -8] B. [-8, ?) C. (-2, ?) D. (-?, -2)
Mathematics