What is the rule for a clockwise rotation of 90 degrees? (x , y) -> ( -y, -x)

(x , y) -> ( -y, x)

(x , y) -> ( y, -x)

(x , y) -> ( -x, -y)

5/6+7/8what is the answer sealsdbdbshd

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

Which is f(5) for the function –2x2 + 2x - 3?