If a + b = 8 and ab = 12 , what is the value of (a + b)^ 2?

Answer as guest — Start Free Practice Test to earn Practice PointsHow to earn pointsAsk a question+3Answer a question+1Someone answers yours+1Your Q gets upvoted+1Pioneer bonus (first 5)+51 point = ₹1 discount on purchases, ask questions & climb the leaderboard!

• A 58
• B 64
• C 79
• D 100

Submit Answer

Show answer and explanation

Answer: B. 64

Since the sum of the two numbers is 8, you simply square that sum to get 64.

Answering after opening this box earns no Practice Points.