Find the value of x when 16x^2-25=0

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 5/4, -5/4
• B 4/5, -4/5
• C 5/4, -4/5
• D 4/5, -5/4

Submit Answer

Show answer and explanation

Answer: A. 5/4, -5/4

16x^2-25 factorizes to (4x-5)(4x+5). Hence, the value of x is 5/4 or -5/4

Answering after opening this box earns no Practice Points.