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Proof: No Two Integers Equidistant from Square Root of 2
August 23, 2024
Discover why no two integers can be the same distance from the square root of 2. This math problem explores the concept of irrational numbers and distance, proving that integers and the square root of 2 cannot share equidistant points.
Basel Problem: Pi Squared Over 6 and Infinite Series
August 23, 2024
Discover the elegant solution to the Basel Problem, a mathematical puzzle that asks for the sum of the reciprocals of all squared integers. Learn how the infinite series 1/1² + 1/2² + 1/3² + ... surprisingly equals π²/6.
Dice Bias: How Many "6"s to Prove Unfairness?
August 22, 2024
Discover how many times you need to roll a six-sided die and get a "6" before you can confidently declare the die is biased. Learn about the limitations of small sample sizes and the importance of statistical analysis in determining probability.
Infinite Sum of (-2 + 2): Does it Equal Zero?
August 22, 2024
This math problem explores the additive identity property. The equation (-2 + 2) + (-2 + 2) + (-2 + 2)... = 0 is true because each set of parentheses simplifies to zero, and adding zero repeatedly results in zero.
16 to the Power of Zero: Math Challenge
August 22, 2024
Solve the weekend math challenge: What is 16 to the power of zero? The answer is 1, based on the rule that any number raised to the power of zero equals 1.
50 Dental Floss Picks at $2 Each: Total Cost Calculation
August 20, 2024
This math problem calculates the total cost of a box of 50 dental floss picks, priced at 2 yuan each. The solution reveals the total cost to be 100 yuan.
Derivative of 3x³ - 2x² + x - 5
August 12, 2024
Find the derivative of the polynomial function f(x) = 3x³ - 2x² + x - 5. The solution, using the power rule of differentiation, is f'(x) = 9x² - 4x + 1.
Latest Departure Time for Bexleyheath to Bluewater Bus Trip
August 10, 2024
This math problem involves calculating the latest time Jeff can leave his house to get to work on time, considering his commute from Bexleyheath to Bluewater, including walking times to and from bus stops. The solution requires analyzing a bus timetable and performing simple time calculations.
Train Travel Time: London St Pancras to Paris at 0618
August 10, 2024
Find out how long it takes a train to travel from London St Pancras to Paris, departing at 0618 and arriving at 0947. The answer is 209 minutes.
Natalie's Sheffield Trip: Calculate Arrival Time
August 10, 2024
Natalie drives from London to Sheffield, leaving at 9:15 am. After a 2.5-hour drive, she takes a 20-minute break and then drives for another 85 minutes. Find out what time Natalie arrives in Sheffield. Solution: Natalie arrives in Sheffield at 1:40 pm.
Movie End Time: 7:45 PM Start, 98 Minutes Long
August 10, 2024
Find out what time a 98-minute film ends if it starts at 7:45 pm. The film finishes at 9:23 pm.
Hayley's Walk: Calculate Arrival Time at Friend's House
August 10, 2024
Find out what time Hayley arrived at her friend's house after leaving home at 10:40 am, walking 14 minutes to the shop, spending 10 minutes there, and then walking 22 minutes to her friend's house. Solution: Hayley arrived at her friend's house at 11:26 am.
Time Difference: 2 Hours 25 Minutes vs 1 1/2 Hours
August 10, 2024
Find the difference, in minutes, between 2 hours 25 minutes and 1 1/2 hours. The solution is 55 minutes.
55 Minutes vs. 1 3/4 Hours: Find the Difference in Minutes
August 10, 2024
Find the difference, in minutes, between 55 minutes and 1 3/4 hours. The answer is 50 minutes.
Convert 4 Hours to Minutes
August 10, 2024
Learn how to convert hours to minutes with this simple example: 4 hours equals 240 minutes.
Convert 120 Minutes to Hours: Math Problem Solved
August 10, 2024
Convert 120 minutes to hours. Learn how to easily convert minutes to hours with this simple math problem and solution. The answer is 2 hours.
Find Coordinates of Point C Given Points A and B
August 6, 2024
Find the coordinates of point C given that point A is at (1,1), line segment AB has a length of 2 units, and line segment BC has a length of 1 unit. The solution is (3, 2).
Find Coordinates of Point A in Square OCAB with Area 9
August 6, 2024
Find the coordinates of point A in square OCAB with an area of 9 square units, where point O is at the origin. The solution reveals that point A is located at (3, 3).
Find the Midpoint of Line Segment AB: A(2,3) and B(7,3)
August 6, 2024
Find the midpoint (M) of line segment AB, given A(2,3) and B(7,3). The midpoint is calculated using the midpoint formula, resulting in M(4.5, 3).
Solve Quadratic Equation: x² + 3x + 4 = 0
August 5, 2024
This math problem asks to determine the number of real roots for the quadratic equation x² + 3x + 4 = 0. Using the discriminant, we find that the equation has no real roots.
Simplify (6x + 1)(x^2 - 3x + 4)
August 4, 2024
Learn how to simplify the algebraic expression (6x + 1)(x^2 - 3x + 4) by using the distributive property and combining like terms. The simplified answer is 6x^3 - 17x^2 + 21x + 4.
Simplify (5x^2 + 4xy - 3) - (6x^2 + 12xy - 4y^2 + 5)
August 4, 2024
Simplify the algebraic expression (5x² + 4xy - 3) - (6x² + 12xy - 4y² + 5). The solution is -x² - 8xy + 4y² - 8.
Solve for u: t = √(u² + v²)
August 4, 2024
Find the value of 'u' in the equation t = √(u² + v²). The solution involves isolating 'u' by squaring both sides, rearranging terms, and taking the square root. The answer is u = ±√(t² - v²).
Solve Fraction Equation: 1/3 + 2/5 + 1/4 + 11/15 - 13/6
August 4, 2024
Solve the math problem: 1/3 + 2/5 + 1/4 + 11/15 - 13/6. The answer is -9/20.
Solve 2 - (1 1/2 - 3/4)
August 4, 2024
Solve the math problem: 2 - (1 1/2 - 3/4). Find the solution and learn how to simplify mixed numbers and fractions with different denominators. The answer is 5/4 or 1 1/4.
Divide 1/10 by 1/4: Math Problem Solution
August 4, 2024
Learn how to solve the division problem 1/10 divided by 1/4. Get the step-by-step solution and understand the concept of dividing fractions. The answer is 2/5.
Multiply Fractions: 5/3 x 6/5
August 4, 2024
Learn how to multiply fractions with this step-by-step solution for 5/3 x 6/5. The answer is 2.
Subtract Fractions: 4/5 - 3/10
August 4, 2024
Learn how to subtract fractions with different denominators. This example shows how to solve 4/5 - 3/10, resulting in the answer 1/2.
Adding Fractions: 1/2 + 1/3
August 4, 2024
Learn how to add fractions with different denominators. This step-by-step solution shows how to find the least common denominator, rewrite the fractions, and add them to get the answer: 5/6.
Simplify Complex Fraction: 1/i + 1/(1+i) + 1/(1-i)
August 4, 2024
Simplify the complex number expression 1/i + 1/(1+i) + 1/(1-i). The solution is 1 - i.