Calculus is defined as the branch of mathematics that actually deals with the findings and properties of derivatives, and integrals of functions by methods based on summations. In the same way, algebra is described as the study of operations, and its applications in solving problems, and trigonometry: the study of the relationships involving lengths and angles of triangles, calculus is also described as the study of change. It has two major units; the differential calculus and integral calculus, and these two branches correspond to each other by the fundamental theorem of calculus. Calculus is part of mathematics education in this modern era and is widely used in economics, science, and engineering. Calculus is important in the real world because it provides the foundation of understanding of mathematical concepts, and enables an individual to develop problem solving skills, engineering, and practical scientific sense.

Pre calculus is a course in mathematics with the same level of high school or college algebra, and trigonometry that is schemed to prepare learners for the study of calculus. Pre-calculus is designed to prepare students for calculus the same way pre-algebra prepares students for algebra, however with pre-algebra, basic algebraic concepts are covered whereas in pre-calculus only a small concept of calculus is covered. Pre-calculus content might be different for example, Euclidean vectors and conic sections might be spent time on in honors-level course whereas matrices, and power functions might be spent time on in college level especially the ones that are business related. The course is very important for students because pre-calculus covers algebraic topics that might have not been given more time and attention in early courses of algebra.

Pre-calculus provides students with basis of understanding mathematical concepts and problem solving skills; however, this subject area might face some possible difficulties especially to students. Weak understanding of functions and incapacity to reason, and represent relationships might cause some of the difficulties to students studying pre-calculus. Pre-calculus online help is very important when such difficulties occur and student can opt for pre-calculus help, which will help the student to understand the topics thoroughly. More so, pre-calculus home work help by online pre-calculus tutors can make ones learning process to be effective, and constructive which will improve the scores in exams for students. Online writers have also come aboard to establish pre-calculus help services to help students with difficult tasks and pre-calculus assignment help will simplify great workload and solve problems as writers are available and assignment will be done correctly, and delivered on time.

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