Step-by-step explanation:
1. 2x³/3y²
2(1)³/3(4)²
2(1)/3(16)
2/48
=1/24
2. xy/x²y
(1)(1)/(1)²1
1/1(1)
1/1
=1
3. 3^x/y
3^-1/-3
1/3/-3
= -1
4. 2xy²/5x⁰y
2(-2)(2)²/5(-2)⁰2
2(-2)(4)/5(-1)2
-16/-10
=8/5
5. x-y/y-x
5-(-10)/-10-5
15/-15
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Answers & Comments
Step-by-step explanation:
1. 2x³/3y²
2(1)³/3(4)²
2(1)/3(16)
2/48
=1/24
2. xy/x²y
(1)(1)/(1)²1
1/1(1)
1/1
=1
3. 3^x/y
3^-1/-3
1/3/-3
= -1
4. 2xy²/5x⁰y
2(-2)(2)²/5(-2)⁰2
2(-2)(4)/5(-1)2
-16/-10
=8/5
5. x-y/y-x
5-(-10)/-10-5
15/-15
= -1