Question

*(x²-8x-20) ਦਾ ਗੁਣਨਖੰਡੀਕਰਣ ਹੋਵੇਗਾ :* 1️⃣ (x+10)(x-2) 2️⃣ (x-10)(x+2) 3️⃣ (x-5)(x+4) 4️⃣ (x+5)(x-4)​

Answer 1

Answer:

(x+5)(x-4)

Step-by-step explanation:

= x(x-4) +5(x-4)

=x×x-x×4+5×x-5×4

=x²-8x-20