Which restriction is appropriate for the variable?
3y^2 - 3y/y-1
a. no restrictions are needed
b. y= -1
c. y =1
d. y = 3 <

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?