The Ultimate SAT Math Formula Cheat Sheet
Decimals Is a fraction written in a special form? For example, instead of writing \(\frac{1}{2}\) you can write \(0.5\). Mixed Numbers A number is composed of a whole number and a fraction. Example: \(2 \frac{2}{ 3}\) Converting between improper fractions and mixed numbers: \(a \frac{c}{b}=a+\frac{c}{b}= \frac{ab+ c}{b}\) Factoring Numbers Factor a number means breaking […]
Full-Length SAT Math Practice Test
B. \(x^2+2x+4\) C. \(2x^2-4x-2\) D. \(2x^2+4x+2\) 12- If \(\frac{8}{3x}=\frac{4}{x-5}\) what is the value of \(\frac{3x}{5}\)? A. \(-6\) B. \(-3\) C. \(-2\) D. \(6\) 13- Which of the following is an equation of a circle in the \(xy\)-plane with center \((1,-3)\) and a radius with endpoint \((5,2)\)? A. \((x+1)^2+(y+3)^2=-9\) B. \((x-1)^2+(y+3)^2=41\) C. \((x+1)^2+(y-3)^2=-9\) D. \((x-1)^2+(y-3)^2=41\) 14- […]
