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Author: Sean Alexander

COMMAND PILOT, OWNER Sean has been a professional educator for 15 years and has taught math, physics, and astronomy at all levels.  His experience ranges from working at a high school for severe learning differences to teaching advanced physics at Stanford.  After completing his graduate work in theoretical physics Sean founded Alexander Tutoring, with the mission of revealing the deep connections between math and nature to as many students as possible. 

The 5 Most Common Geometry Mistakes, and How to Never Make Them Again

1. Not knowing your reference angle when using S.O.H.C.A.H.T.O.A. S.O.H.C.A.H.T.O.A. is an acronym for three important equations: sinθ = opp/hyp, cosθ = adjacent/hyp, and tanθ = opp/adj. Note that opposite and adjacent refer to an angle in a triangle. This could be any of the three possible angles in a triangle. One of the most common…

How Do Tutors Help Students?

Maximize Academic Performance With Each Tutoring Session When your child receives subject matter tutoring in areas they struggle with, they can return to school and achieve better grades. A private tutor can use learning methods that resonate with your child, allowing them to grasp concepts they didn’t understand in class. Tutoring programs can also teach…

How To Study for Exams at Home

1. Create an Organized Study Space An organized study space is your “home base” for exam prep. If you sit down to study only to find that you don’t have something you need, it’s all too easy to get off track when you start searching for supplies. You want to spend your productive time studying,…

How To Improve an SAT Math Score

1. Pinpoint What Areas and Formulas You Need To Study the Most Before you can improve, you need to determine your baseline score by taking a practice test. The SAT changes periodically, so make sure your practice test is based on the most current edition of the SAT. You don’t want to waste time learning…

What Math Subjects Can You Expect on the SAT?

Algebra and Functions Questions about algebra and functions test your skill with algebraic expressions, and your ability to solve quadratic equations, linear equations, nonlinear equations, and inequalities and to analyze functions. Questions may include finding the slope or intercept of a line, determining the range and domain of a function, or using substitution or elimination…