Find the coordinates of the vertex of the following parabola algebraically. Write your answer as an (x, y)(x, y) point. y=-x^2-7

3.how is solving radical equations different than solving linear equations?

step-by-step explanation:

6: 07 is your answer

step-by-step explanation:

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)