Question

plzzzzzzzzzz answer the above question​

Answer 1

Answer:

Step-by-step explanation:

X*Y= 5/4

-3/5 * Y=5/4

Y=-25/12

Answer 2

Answer:

Given,

ab=−4

a−b=5

⇒a=b+5

(b+5)b=−4

b 2 +5b+4=0

(b+1)(b+4)=0

∴b=−1,−4

when b=−1,a=4

when b=−4,a=1

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