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Answered

evaluate the expression x² - y²/(x+y)² and x = 4 and y = -1​

Sagot :

Chrisdeticiogo

Answer:

5/3

Step-by-step explanation:

x²-y²/(x+y)² - simplify first the fraction

factor numerator and denominator

(x+y)(x-y)/(x+y)(x+y)

cancel out common factors

(x-y)/(x+y) finally substitute the value of x and y

[ 4 - (-1)] / [ 4 + (-1)]

5/3

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