Question

if x=2 and y= -1 find the value of y power of x subtracted by x power of y

Answer 1

Answer:

1/2

Step-by-step explanation:

${ ( - 1)}^{2} - {(2)}^{ - 1} \\ 1 - \frac{1}{2} \\ \frac{2 - 1}{2 } \\ \frac{1}{2}$

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Answer 2

Answer:

X=2

Y= -1

to find = Y^x -X^y

Step-by-step explanation:

Y^x - X^y

= (-1)^2 - 2^(-1)

= 1 - (1/4)

= (1/1 *4/4) - (1/4)

= 4/4 - 1/4

= 3/4