Calculus is the study of change. It is a branch in mathematics that is concerned with the findings and properties of derivatives and integrals of functions by the use of summations as a common method. Calculus has two major units; the integral calculus and the differential calculus and these two units correspond to each other by fundamental theorem of calculus. Today calculus is part of the mathematics education and widely used by practitioners such as, engineers, scientists, economists, and industrialists. In the real world of today, calculus has played a major role for example, the use of the internet. Without the satellite, using the internet would not be possible; however, the launch of a satellite requires calculus as a tool for complex and precise calculations. It is therefore important to learn calculus because it provides the foundation of understanding of mathematical concepts, and enables an individual to develop problem solving skills, engineering, and practical scientific sense.

Single variable calculus explores derivatives and integrals of single variable functions meaning a function that involves one input number. On the other hand, multivariable calculus explores derivatives and integrals of multiple multivariable functions and this involves more than one input number. In other words, multivariable is described as the extension of calculus with functions of many variables: the integration and differentiation of functions that involves multiple variables. Multivariable calculus is used everywhere in machine learning so as to minimize error in the field because many problems that occur have to do with extrapolating based on the data. It is also used in many areas of social sciences, engineering and natural to study high dimensional systems. Last but not least multivariable calculus is used in the regression analysis so as to obtain formulas for empirical data.

Basic calculus plays an important role to students because it provides the foundation of understanding of mathematical concepts, and enables an individual to develop problem-solving skills. If students have any difficulties in understanding basic calculus, then one cannot understand the concept any further as multivariable calculus. . Weak understanding of functions and incapacity to reason, and represent relationships is a difficulty that can occur to students learning multivariable calculus. Multivariable calculus online help can be helpful when such difficulties occur and students can opt for multivariable calculus help, which will help one to understand the unit thoroughly. Online tutors can also provide multivariable calculus homework help to students to make one’s learning effective and constructive. Freelance writers have also provided students with multivariable calculus help service to help students with difficult tasks by simplifying great workload and solving problems.

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