Math Academy's math courses are fully accredited by the Accrediting Commission for Schools, Western Association of Schools and Colleges. www.acswasc.org
Math Academy, LLC. is now officially registered and listed on UC's Directory of Online Publishers. Your home school may add our courses to their list through their UC course management portal so we are able to issue transcripts to you for official UC a-g credit.
Our lowest entry point is 4th Grade Math, which would be an appropriate starting point for any student who knows their multiplication tables up to the 12s and is capable of reading independently.
Learn to add, subtract, multiply, and divide numbers with multiple digits. Encounter different types of numbers including fractions and decimals, and learn about lines and angles in geometry.
Learn how to perform arithmetic with negative numbers, fractions, and decimals. Solve real-world problems involving measurement, data, and geometry.
Learn ratios, percentages, multi-digit division, fraction division, decimals, rational numbers, expressions, equations, geometry, and statistics.
Learn proportional relationships, percentages, rational numbers, expressions, equations, geometry, statistics, and probability, and apply them to real-world problems involving scale, finance, measurement, and data.
Learn exponents, radicals, scientific notation, equations, graphs, functions, geometry, transformations, the Pythagorean Theorem, and statistics. Solve real-world problems involving measurement, units, and data.
This course bridges the gap between elementary-school arithmetic and middle-school algebra and geometry. Further your understanding of arithmetic and geometry, learn about variables, and solve linear equations, inequalities, and systems.
Prealgebra covers the same content as the standard 6th-8th grade math courses, but in a more streamlined format. This course is appropriate for students who absorb new material quickly and can thus move comfortably at a faster pace.
Setting up the SPD-20A correctly is essential for optimal performance. This section outlines the key steps from the manual.
), making it suitable for both routine quality control and demanding research applications.
Immediately clean any leaks to avoid damaging the instrument's electronic components. Conclusion
If you are having trouble with a specific error code or need help with a particular part of the manual, Is your detector showing a "lamp energy low" error? Let me know how I can help you with your troubleshooting! Share public link shimadzu spd20a user manual
Replace the deuterium or tungsten lamp when the intensity drops below the recommended threshold (indicated by poor S/N ratio or failing auto-calibration).
Turn on the detector and allow the lamp to warm up. A stable baseline requires sufficient lamp warm-up time, typically 30–60 minutes.
The SPD-20A utilizes a dual-beam optical system to ensure a high signal-to-noise ratio. It can monitor wavelengths ranging from 190 nm to 700 nm. Whether you are performing routine quality control or complex research analysis, the SPD-20A provides the reliability needed for precise quantification. Key Specifications: Wavelength Range: 190 to 700 nm. Noise Level: 0.5 x 10^-5 AU or less. Drift: 1 x 10^-4 AU/h or less. Light Source: Deuterium (D2) lamp. Installation and Setup Setting up the SPD-20A correctly is essential for
The is a cornerstone of modern high-performance liquid chromatography (HPLC). As a UV/Vis spectrophotometric detector, it is renowned for its sensitivity, dual-wavelength capability, and exceptional noise reduction. However, to truly leverage its power, one must master its documentation: the Shimadzu SPD-20A user manual .
The SPD-20A can monitor two wavelengths simultaneously. Note that using dual-wavelength mode slightly increases baseline noise compared to single-wavelength operation.
: This error occurs during the grating's verification process when the measured wavelengths are not within ±1 nm of the expected emission lines. Causes : A dirty flow cell, air bubbles, a failing D2 or Hg lamp, or a contaminated quartz window. Solution : Flush or clean the flow cell. Clean the quartz window. If the issue remains, perform a wavelength calibration. If that fails, the D2 or Hg lamp may need replacement. Immediately clean any leaks to avoid damaging the
The SPD-20A allows you to monitor two different wavelengths simultaneously (e.g., 210 nm and 254 nm).
The SPD-20A allows you to set the wavelength manually via the front keypad or through software (LabSolutions).
Keep relative humidity between 20% and 85% (non-condensing).
Test prep courses focus the student's learning on exam-specific material and fine-tune the critical skills necessary to achieve the highest score possible.
Covers all specified SAT topics such as basic and advanced algebra, 2D and 3D geometry, trigonometry, functions, statistics, probability, and problem-solving.
This is a follow-up course to SAT Math Fundamentals and is designed to help students achieve the highest possible score on the math section of SAT exam. Please note that students can not sign up to this course directly, but must be promoted into it after completing SAT Math Fundamentals.
Master important ACT topics, including but not limited to real and complex numbers, integer and rational exponents, vectors and matrices, linear, polynomial, radical, and exponential relationships, linear, radical, piecewise, polynomial, and logarithmic functions, geometry, statistics, and probability.
AP Calculus AB and AP Calculus BC are high school advanced placement courses intended to prepare students for the respective College Board AP Exams. While AP Calculus BC is meant to represent the material covered in the two-semester university calculus sequence Calculus I and Calculus II, AP Calculus AB is a less comprehensive treatment, covering about 70% of the material.
Learn about limits, continuity, derivatives, indefinite and definite integrals and how to apply these concepts in a variety of contexts.
Master the fundamentals of single-variable calculus including with vectors, parametric and polar equations. Learn how to apply tests of convergence to infinite series and to approximate functions using Taylor series.
The Mathematical Foundations sequence is aimed at adult learners interested in pursuing advanced university courses, but lack the necessary foundational knowledge. Whether you're starting off again with the basics or just need to brush up on your calculus, this is the fastest and most efficient way to get up to speed.
Solidify your arithmetic, learn about variables and graphs, level up your algebra, and learn the essentials of geometry.
Master the algebra of advanced functions including quadratics, logarithms, and trigonometry. Dive deep into the theory of polynomials, learn the basics of limits, derivatives, and integrals from calculus, and explore a variety of concepts from higher math including complex numbers, vectors, probability, and statistics.
Learn advanced calculus techniques for computing limits, derivatives, and integrals, and apply calculus to solve problems in the context of related rates, optimization, particle motion, and differential equations. Dive deeper into complex numbers, vectors, matrices, parametric and polar curves, probability, and statistics.
Setting up the SPD-20A correctly is essential for optimal performance. This section outlines the key steps from the manual.
), making it suitable for both routine quality control and demanding research applications.
Immediately clean any leaks to avoid damaging the instrument's electronic components. Conclusion
If you are having trouble with a specific error code or need help with a particular part of the manual, Is your detector showing a "lamp energy low" error? Let me know how I can help you with your troubleshooting! Share public link
Replace the deuterium or tungsten lamp when the intensity drops below the recommended threshold (indicated by poor S/N ratio or failing auto-calibration).
Turn on the detector and allow the lamp to warm up. A stable baseline requires sufficient lamp warm-up time, typically 30–60 minutes.
The SPD-20A utilizes a dual-beam optical system to ensure a high signal-to-noise ratio. It can monitor wavelengths ranging from 190 nm to 700 nm. Whether you are performing routine quality control or complex research analysis, the SPD-20A provides the reliability needed for precise quantification. Key Specifications: Wavelength Range: 190 to 700 nm. Noise Level: 0.5 x 10^-5 AU or less. Drift: 1 x 10^-4 AU/h or less. Light Source: Deuterium (D2) lamp. Installation and Setup
The is a cornerstone of modern high-performance liquid chromatography (HPLC). As a UV/Vis spectrophotometric detector, it is renowned for its sensitivity, dual-wavelength capability, and exceptional noise reduction. However, to truly leverage its power, one must master its documentation: the Shimadzu SPD-20A user manual .
The SPD-20A can monitor two wavelengths simultaneously. Note that using dual-wavelength mode slightly increases baseline noise compared to single-wavelength operation.
: This error occurs during the grating's verification process when the measured wavelengths are not within ±1 nm of the expected emission lines. Causes : A dirty flow cell, air bubbles, a failing D2 or Hg lamp, or a contaminated quartz window. Solution : Flush or clean the flow cell. Clean the quartz window. If the issue remains, perform a wavelength calibration. If that fails, the D2 or Hg lamp may need replacement.
The SPD-20A allows you to monitor two different wavelengths simultaneously (e.g., 210 nm and 254 nm).
The SPD-20A allows you to set the wavelength manually via the front keypad or through software (LabSolutions).
Keep relative humidity between 20% and 85% (non-condensing).
Our extensive course catalog covers the full range of content, from elementary arithmetic to upper-division undergraduate mathematics, and everything in between.
