18. A line has a slope of 6. What is the slope of any line perpendicular to this line? a. -6
b. 176
c.-1/6
d. undefined

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Write the expression as a single natural logarithm. 2 in a - 4 in y