Find the value of the derivative at the indicated point.
f(x)= 1/x, (1,1)

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

How do you write y-10=2 (x-8) in standard form

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?