What shape does the following parametric equations graph? X(t) = 2 cost + 5 cos(2/3t)
y(t) = 2 sint + 5 sin (2/3t)

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

Answer asap. you begin with 1/2 scoop of ice cream. since you're hungry, you ask the vendor for 2/7 more scoops of ice cream. then, you eat 5/8 scoops. how many scoops of ice cream are left on your cone? i will mark brainliest for first correct answer.