Question

*(k - 2/3)² = ?*

1️⃣ (k²- 4k/3 - 4/9)
2️⃣ (k² - 4/9)
3️⃣ (k²- 4k/3 + 4/9)
4️⃣ (k² + 4/9)

Answer 1

Answer:

3. k² -4k/3 + 4/9

hope it helps.... pls drop thanks ❤

Answer 2

Answer:

Option 3

Step-by-step explanation:

(a-b)² = a² - 2*a*b + b²

(k - 2/3)² = k²- 2*k*2/3 + 2/3*2/3 = k²- 4k/3 + 4/9

any doubt pls comment