Question

if x^2 - y^3 = 2^k and x^2 + y^3 = 2, what expression is equivalent to 2^k+1?​

Answer 1

Answer:

explan please did not understand your question

please make it clear

Answer 2

Answer:

x  

2

−y  

2

 

​

 

Factor the expressions that are not already factored.

(x−y)(x  

2

+xy+y  

2

)

(x+y)(x−y)

​

 

Cancel out x−y in both numerator and denominator.

x  

2

+xy+y  

2

 

x+y

​

Explanation: