Select each quadratic equation whose vertex is a maximum. d (3) } (x - 2)2 + 3 O c(x) = 1 (2+1) a (r) = -(x + 5)2 O b(c) = x2 + 10x + 21​

Arectangular exercise mat has a perimeter of 36 feet the length of the mat is twich the width writeand solve an equation to determine the length in feet. of the mat then find the area in square feet of the mart

What is the quotient? x+5/ 3x²+4x+5 © 3x2 – 11 + x + s 3x – 11 + 60 x + 5 o 3x2 - 11 - 50 x + 5 3x – 11 - - x + 5

What is the solution to the equation below? 3/x-2+6=square root x-2 +8