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Learn Engineering Mathematics from experienced teachers. Live online classes, module-wise notes, solved university PYQs, and personal 1-on-1 doubt support for B.Tech (S1–S4) and Polytechnic Diploma students.
- B.Tech (M1–M4) & Polytechnic Diploma
- Regular, Supply & Lateral Entry (LET)
- Solved University PYQs + Personal Teacher Support
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B.Tech & Polytechnic Diploma engineers
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Solved university PYQs & GATE problems
95%
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Complete Learning Ecosystem
Everything You Need to Master Mathematics
Designed by experienced B.Tech & Polytechnic Diploma mathematics professors to turn tough university modules into crystal-clear understanding.
500+ Module Videos
Video Lessons
Module-by-module HD video lectures covering Calculus, Linear Algebra, Transforms, and Complex Analysis.
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University PYQ PDFs
Downloadable Study Materials
Module-wise handwritten notes, Laplace/Fourier transform tables, formula cheat-sheets, and solved university PYQ PDFs.
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Semester & GATE Prep
Interactive Quizzes
Topic-wise internal assessment quizzes, GATE-style numerical answer questions, and instant step-marking feedback.
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Real Faculty Mentors
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Direct personal guidance from experienced B.Tech & Diploma Mathematics professors for step-by-step derivations and exam preparation.
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Regular + Supply Track
Personalized Learning Paths
Custom study schedules planned by our teachers for regular semester exams, supplementary/backlog clearance, and Lateral Entry (LET).
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Track module completion, university exam readiness score, and weak theorem areas before semester finals.
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Free Sample Online Classes
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Real chalkboard lessons with step-by-step writing and teacher narration. Open one on your phone, tablet or laptop.
Diploma & B.Tech3 solved questions
sin 3A / sin A + cos 3A / cos A = 4 cos 2A
Malayalam narration
Unit II · Trigonometry Proofs
Watch three university-style trigonometry proofs solved line by line on the chalkboard while the teacher explains every step in Malayalam.
- Triple-angle identities
- Product of sines
- Triangle identities
B.Tech Discrete Maths11 topics
p → q ≡ ¬p ∨ q
Malayalam narration
Module 1 · Fundamentals of Logic
A complete board lesson on statements, truth tables, laws of logic, rules of inference and quantifiers, with a voice-over for every step.
- Truth tables
- Laws of logic
- Inference & quantifiers
Structured Curriculum
Explore B.Tech & Diploma Maths Courses
Module-wise courses tailored for Polytechnic Diploma, B.Tech Semesters 1–4 (Regular & Supply), Lateral Entry (LET), and GATE.
dy/dx + Py = Q | det(A) = 0
diploma
4.9
Polytechnic Diploma • All BranchesPolytechnic Bestseller
Diploma Engineering Mathematics (Sem 1–4)
Complete Polytechnic Diploma Mathematics covering Determinants, Matrices, Trigonometry, Coordinate Geometry, Differentiation, Integration, and Differential Equations.
- Determinants, Matrices & Cramer's Rule for Engineering Systems
- Compound Angles, Inverse Trigonometry & Properties of Triangles
86 Lessons40 Hours3,150+
ℒ{f(t)} = F(s) = ∫₀^∞ e^(-st)f(t)dt
btech sem12
5.0
B.Tech / B.E. • KTU / AICTE / All UniversitiesB.Tech Flagship • S1–S4
B.Tech Engineering Mathematics (M1, M2, M3 & M4)
Comprehensive module-wise coverage for B.Tech Semesters 1 to 4 (Regular & Supplementary/Backlog): Linear Algebra, Multivariable Calculus, Transforms, PDEs, and Probability.
- S1/S2: Linear Algebra, Partial Derivatives, Multiple Integrals & Vector Calculus
- S2/S3: Ordinary & Partial Differential Equations, Laplace & Fourier Transforms
145 Lessons68 Hours4,280+
|A - λI| = 0 ⇒ Ax = λx
linear algebra
4.9
B.Tech & Diploma • Core ModuleHigh Scoring Module
Linear Algebra & Matrix Theory
Master Rank of Matrices, Gauss Elimination, Eigenvalues, Eigenvectors, Cayley-Hamilton Theorem, and Diagonalization for B.Tech exams & CSE/AI foundations.
- Echelon Form, Rank of a Matrix & Consistency of Linear Systems (Rouche's Theorem)
- Gauss Elimination & Gauss-Jordan Inverse Methods
54 Lessons24 Hours2,140+
∮_C F·dr = ∬_S (∇ × F)·n̂ dS
vector geometry
4.8
B.Tech & Diploma • Visual Proofs3D Visualized
Vector Calculus & Analytical Geometry
Visualize Gradient, Divergence, Curl, Directional Derivatives, and Green's, Stokes', and Gauss Divergence theorems with 3D engineering field animations.
- 2D/3D Coordinate Geometry, Conic Sections, Planes & Straight Lines in Space
- Scalar & Vector Fields: Gradient (∇φ), Divergence (∇·F) & Curl (∇×F)
58 Lessons26 Hours1,790+
∂²u/∂t² = c² ∂²u/∂x²
calculus ode
5.0
B.Tech S1–S3 & Diploma Sem 2–3Most Popular
Multivariable Calculus & Differential Equations
Conquer Partial Differentiation, Jacobians, Taylor's Series, Double & Triple Integrals, Higher-Order ODEs, and Wave/Heat Partial Differential Equations.
- Partial Derivatives, Euler's Theorem, Total Derivative & Jacobians
- Maxima & Minima of Two-Variable Functions & Lagrange Multipliers
92 Lessons44 Hours2,960+
y_{n+1} = y_n + h·f(x_n, y_n)
gate let
4.9
GATE (All Branches) & B.Tech Lateral EntryGATE 13/13 Marks + LET
Competitive Exam Mathematics (GATE & Lateral Entry LET)
Score full 13–15 marks in GATE Engineering Mathematics or secure a top rank in Diploma-to-B.Tech Lateral Entry (LET) entrance exams with shortcut heuristics.
- Complete 20-Year Solved GATE Engineering Maths PYQs (CS, ME, EC, EE, CE)
- Diploma-to-B.Tech Lateral Entry (LET) High-Speed Maths Crash Track
110 Lessons55 Hours2,540+
Simple 3-Step Journey
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Go from feeling unsure about formulas to solving complex board and competitive problems with confidence in three simple steps.
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Syllabus-matched modulesChoose your B.Tech or Diploma course
Select your Polytechnic Diploma semester, B.Tech university syllabus (M1–M4 / Regular or Supplementary), or GATE / LET track.
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Watch module-wise concept videos, attend live interactive classes, download PYQ notes, and get direct 1-on-1 doubt support from our expert teachers.
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Zero-backlog guarantee focusPractice and track your progress
Solve university previous year question papers, test your speed with module quizzes, and clear your semester exams with an S or A+ grade.
Try a Quick B.Tech / Diploma Practice Question
What is the Laplace Transform ℒ{e^(3t)} for s > 3?
Formula hint: ℒ{e^(at)} = 1 / (s - a)
The People Behind MathsAid
Meet the Founders
Athira CM and Reshma founded MathsAid and teach engineering mathematics for B.Tech and Polytechnic Diploma students.
Athira CM
Founder · Maths Lecturer
Reshma
Founder · Maths Lecturer
Student Stories
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Supply → S Grade
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Ashwin Krishna
B.Tech CSE (Semester 3)
KTU University • S Grade in M1 & M2
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Fathima Nihala
Polytechnic Diploma (ECE) & LET Topper
State Rank 14 in B.Tech Lateral Entry
13/13 in GATE
“Linear Algebra, Eigenvalues, and Differential Equations on MathsAid are taught with crystal-clear intuition. The downloadable formula sheets and direct WhatsApp teacher doubt support helped me score full marks in GATE Maths!”
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B.Tech Mechanical • GATE Aspirant
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