1 ÷ –\(\frac{1}{5} \) is the same as –1 × –5, which is 5. Neither equation is in the form 𝑦 = 𝑚𝑥 + 𝑐 to identify the gradient, 𝑚. They must be rearranged. For the first ...

It demonstrates how to sketch graphs from rules, derive rules from graphs, and calculate key features such as the gradient and \(x\)- and \(y\)- axis intercepts. Linear graphs are straight-line graphs ...

Cubic and quartic functions are the natural extension of polynomials after quadratics, representing higher-order polynomials with degrees three and four respectively. Understanding these polynomials ...

At Utah State University, Introduction to Statistics covers conceptual understanding and statistical thinking. This page is a summary of most topics covered in Intro Statistics. \(\displaystyle ...

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CNOOC Energy Tech-Drilling & Production Co., Tianjin 300450, P. R. China ...