To find two numbers that multiply to equal 40 and add to equal -16, we can set up the equations ( x \cdot y = 40 ) and ( x + y = -16 ). The numbers that satisfy these conditions are -10 and -4, since (-10 \cdot -4 = 40) and (-10 + -4 = -16).
-944
-58
-22
-10 and -4
-274
-313
77
-1805
122
(20 - √229) ≈ 4.867 and (20 + √229) ≈ 35.133
-40
-46