SAT Math Practice Question
If $x>3$, which of the following is equivalent to $\frac{1}{\frac{1}{x+2}+\frac{1}{x+3}}$ ?
- A.$\frac{2 x+5}{x^{2}+5 x+6}$
- B.$\frac{x^{2}+5 x+6}{2 x+5}$
- C.$2 x+5$
- D.$x^{2}+5 x+6$
Want to know if you got it right?
Answer this and thousands more real SAT previous-year questions free, get graded instantly, and climb the global ranked leaderboard.
Practice SAT free →More SAT Math questions
- If \frac{x-1}{3}=k and k=3, what is the value of x ?…
- For i=\sqrt{-1}, what is the sum (7+3 i)+(-8+9 i) ?…
- On Saturday afternoon, Armand sent m text messages each hour for 5 hours, and Tyrone sent …
- Kathy is a repair technician for a phone company. Each week, she receives a batch of phone…
- \left(x^{2} y-3 y^{2}+5 x y^{2}\right)-\left(-x^{2} y+3 x y^{2}-3 y^{2}\right)Which of the…
- h=3 a+28.6A pediatrician uses the model above to estimate the height h of a boy, in inches…
- m=\frac{\left(\frac{r}{1,200}\right)\left(1+\frac{r}{1,200}\right)^{N}}{\left(1+\frac{r}{1…
- If \frac{a}{b}=2, what is the value of \frac{4 b}{a} ?…