2. Simplify 5/7 +12v6-10v7-5/6 (1 point)
O 5V14-7N12
O 5v7-7N6
O 7V12-5v14
O 7V6-5v7

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.