If z(t) = 2t2 + 7t – 4, find z(–2) and z(7).
a. z(–2) = –26; z(7) = 143
b. z(–2) = –10; z(7) = 143
c. z(–2) = 11; z(7) = 101
d. z(–2) = –2; z(7) = 241

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?