7
7.5516 and 70.4484 (approx)
The numbers are: 6+2*sq rt of 6 and 6-2*sq rt of 6.
2+21=23 2*21=42 (* is another symbol for multiply)
-15
-103
7.5516 and 70.4484 (approx)
-125
8, 5 and 2
The numbers are: 6+2*sq rt of 6 and 6-2*sq rt of 6.
(9 - √89)/2 ≈ -0.217 and (9 + √89)/2 ≈ 9.217
-2
2+21=23 2*21=42 (* is another symbol for multiply)
-15
-2 and -4 do that.
2 and 2
-103
The two numbers that can multiply to get -48 and add to get 8 are 12 and -4. When multiplied, 12 × -4 equals -48, and when added, 12 + (-4) equals 8.