1/42
I think its any other negative number. Because a negative divided by a positive has to be a negative result.
10.5
1 divided by x to the third power equals x to the negative third. The derivative of x to the negative third is minus three x to the negative fourth.
-(2/3) divided by -(1/4) = (-2)(4)/(3)(-1) = (-8)/(-3) = 8/3
21
negative 4
3
2
1.9091
Multiply both by -1, (therefore not changing the result) and the calculation now equals a negative divided by a positive, which is negative. (Half a deficit, is still a deficit)
5.25
4.2
1
1/42
-18
I think its any other negative number. Because a negative divided by a positive has to be a negative result.