2. (1 point) Researchers at a well-reputed medical school are conducting a study on the efficacy of a new medical device for detecting breast cancer. Without any additional information about the study, do you think the results of this study would be biased in any way? Why or why not?

\( \frac{9\sqrt {94}}{9\sqrt {8}}\times \sum _{=\log _{10}(96)}^{\tan (6)}(\sin (54)) \)

1) \( -45(3)+45-135(-495)= \)

Remove the greatest common factor. Check your answer by multiplication. \( 21 a b^{2}-14 a b \)

A spot car is accelerated from rest to 29.5 m/s in 8.20 seconds. What was its acceleration in m/s2?

Solve by Substitution \( \left\{\begin{array}{l}x-4 y=10 \\ -5 x+5 y=-35\end{array}\right. \) One solution: No solution Infinite number of solutions