Instructions: Use a graphing calculator to approximate the zeros and vertex of the following quadratic functions. Round to 1 decimal place (e. g. 0.1, if necessary. Type the solutions in order from least to greatest (left to right). Function: y=x^2+5x−7
Vertex:
Solutions:

Function: y=−x^2+3x+8
Vertex: (_,_)
Solutions: (_,_) and (_,_)

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

plz mark brainliest i took the test

-3.5 degrees per hour

step-by-step explanation:

find the unit rate:

-12   1/4 degrees           12.25 degrees

= - = -3.5 degrees per hour

      3   1/2 hours               3.5 hours