The position function of a spaceship is below and the coordinates of a space station are (8, 6, 10). the captain wants the spaceship to coast into the space station. when should the engines be turned off?
r(t) = (5+t)i + (4+ln(t))j + (8-(4/t6+1))k
t = ( )

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Urgentwhat is the area of the figure?