Question

*(2a - 5b)² = ?*

1️⃣ 4a² - 10ab + 25
2️⃣ 4a² +10ab + 25
3️⃣ 4a² - 10ab - 25
4️⃣ 4a² + 10ab - 25​

Answer 1

Answer:

1

Step-by-step explanation:

hope it helps you

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Answer 2

Answer:

(1) is the answer

but b is not there with 25 in options ...please correct that

Step-by-step explanation:

${a + b}^{2}$

${a}^{2} - 2ab + {b}^{2}$

therefore

${4a}^{2} - 10ab + {25b}^{2}$

is the answer....

hope this help