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Macroeconomics

Learn topics such as nutrition, physical activity, mental health, stress management and healthy lifestyle choices.

Personal Health

From macronutrients and vitamins to metabolism and diet planning, nutrition concepts are explained clearly and connected to real-life examples.

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Learn how medical terms are built and what they mean by breaking them into simple parts. This course helps you understand and use the language of healthcare with confidence.

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Algebra & Trigonometry

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Liberal Arts Math

From logic and problem solving to ratios, finance, and statistics, quantitative reasoning concepts are explained step-by-step to build confidence applying mathematics to everyday situations, workplace contexts, and practical decision-making.

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Prealgebra

Master the fundamentals of algebra as you solve equations, analyze patterns, and work with mathematical relationships through guided, step-by-step instruction.

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Find the magnitude and direction angle of the vector a given below. Express your answer to one decimal place.a=(31i−17j)−(25i−17j)a=(31i-17j)-(25i-17j)

Find the magnitude and direction angle of the vector a given below. Express your answer to one decimal place.
$a = (31 i - 17 j) - (25 i - 17 j)$