Substitution is the name given to the process of swapping an algebraic letter for its value. Consider the expression 8\({z}\) + 4. This can take on a range of values depending on what number \({z ...

A tricky maths puzzle meant for school children has left some people crying tears of frustration - but it actually has a ...

[Question]Si x = 5 / y = 6, entonces x² + y² = __[/Question] [Answer]121[/Answer] [Answer-Correct]61[/Answer-Correct] [Answer]60[/Answer] [Answer]96[/Answer ...

This title is available on our Higher Education website. Linear algebra has become the subject to know for people in quantitative disciplines of all kinds. No longer the exclusive domain of ...

Intended for students with little or no background in basic algebra or whose background is not current. Topics covered include: the real number system, factoring fractions, linear equations, functions ...

The above result says that we can extract the COR for an impact during a drop test by taking the square root of the ratio of the rebound height to the initial drop height.

This title is available on our Higher Education website. Linear algebra now rivals or surpasses calculus in importance for people working in quantitative fields of all kinds: engineers, scientists, ...

The Graduate Management Admission Test, known as the GMAT ... they’re still going to have basic algebra and arithmetic, subtraction and ratios – topics that are applicable to business school ...

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Lori Minasian, who helps oversee cancer prevention research at NIH. Blood tests can help your health care provider diagnose diseases. They can also help them choose the best treatments for many ...