JiroFukuda Math Channel
@tamoshop
静岡県の公立高校の数学教員として長年受験指導をしてきました。藤枝東高校8年、静岡市立高校8年、静岡高校12年。
最近更新 2026-09-30
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共 50 集Find the value of P(3) for a polynomial P(x) with non-negative integer coefficients given P(1)=4 ...
Find the value of P(3) for a polynomial P(x) with non-negative integer coefficients given P(1)=4 ...
2026-09-304 分钟Chiba University 2026 Science Entrance Exam Problem 8: Volume of a Solid of Revolution Around x=t...
Chiba University 2026 Science Entrance Exam Problem 8: Volume of a Solid of Revolution Around x=t...
2026-09-3021 分钟Let's Consider a Sequence of Numbers Where the Sum of Their Digits Is 7, Arranged in Ascending Order
Let's Consider a Sequence of Numbers Where the Sum of Their Digits Is 7, Arranged in Ascending Order
2026-09-2911 分钟Finding the Limit of (cos(x)^m - cos(x)^n) / x^2
Finding the Limit of (cos(x)^m - cos(x)^n) / x^2
2026-09-2812 分钟Chiba University 2026 Science Course Problem 7
Chiba University 2026 Science Course Problem 7
2026-09-2815 分钟How to Handle Equilateral Triangles and the Complex Plane
How to Handle Equilateral Triangles and the Complex Plane
2026-09-2712 分钟Prove that removing terms with 9 in the denominator from the harmonic series results in a sum les...
Prove that removing terms with 9 in the denominator from the harmonic series results in a sum les...
2026-09-268 分钟Chiba University 2026 Science Entrance Exam Problem 6: Probability of Selecting Two Points Satisf...
Chiba University 2026 Science Entrance Exam Problem 6: Probability of Selecting Two Points Satisf...
2026-09-2618 分钟Does an acute angle α exist such that sinα, cosα, tanα, and cotα can be rearranged to form an ari...
Does an acute angle α exist such that sinα, cosα, tanα, and cotα can be rearranged to form an ari...
2026-09-2512 分钟Clever Approaches to Numerical Calculation
Clever Approaches to Numerical Calculation
2026-09-243 分钟千葉大学2026理系第5問〜定積分で定義された数列の極限
千葉大学2026理系第5問〜定積分で定義された数列の極限
2026-09-2416 分钟An Indefinite Integral That Looks Impossible to Solve at First Glance
An Indefinite Integral That Looks Impossible to Solve at First Glance
2026-09-234 分钟A 6-digit integer that remains the same set of digits when multiplied by 2, 3, 4, 5, or 6
A 6-digit integer that remains the same set of digits when multiplied by 2, 3, 4, 5, or 6
2026-09-2218 分钟Chiba University 2026 Science Track Problem 4(3) — Intersection and Angle Between Two Lines in Space
Chiba University 2026 Science Track Problem 4(3) — Intersection and Angle Between Two Lines in Space
2026-09-226 分钟Limits of Trigonometric Functions: Do We Have to Rely on L'Hôpital's Rule?
Limits of Trigonometric Functions: Do We Have to Rely on L'Hôpital's Rule?
2026-09-2112 分钟Chiba University 2026 Science Track Problem 4(2): Trigonometric Synthesis and Extrema
Chiba University 2026 Science Track Problem 4(2): Trigonometric Synthesis and Extrema
2026-09-2111 分钟How to Maintain Equivalence When Solving Systems of Equations
How to Maintain Equivalence When Solving Systems of Equations
2026-09-2013 分钟Chiba University 2026 Science Track Problem 4(1) — Number of Positive Divisors
Chiba University 2026 Science Track Problem 4(1) — Number of Positive Divisors
2026-09-205 分钟Proof that a Sequence Defined by a Complex General Term Converges
Proof that a Sequence Defined by a Complex General Term Converges
2026-09-198 分钟Proving the Fundamental Limit Theorem: Monotone Convergence Theorem
Proving the Fundamental Limit Theorem: Monotone Convergence Theorem
2026-09-189 分钟