To find two numbers that multiply to 270 and add to -21, we can set up the equations (x \cdot y = 270) and (x + y = -21). By factoring 270, we find that the numbers -30 and -9 fit these criteria since (-30 \times -9 = 270) and (-30 + -9 = -21). Thus, the two numbers are -30 and -9.
301
21
-10
-21
The numbers are: 6 and -27
-21
33
54
-81
-67
131
7.29844 and 13.70156 (to 5 dp)