What are the roots of 12x = 9 + 5x2? a. `(-6 stackrel(+ isqrt(3))/(10)` b. `(-6 stackrel(+ isqrt(3))/(5)` c. `(6 stackrel(+ 3i)/(5)` d. `(-6 stackrel(+ 3i)/(5)`

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?

What fraction is equivalent to 0.46464646··· a. 46⁄99 b. 46⁄999 c. 46⁄100 d. 23⁄50