The problem
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I don't understand how we got to (-1/2)
Answer provided by our tutors
We need to perform a division by multiplying the dividend with the reciprocal of the divisor.
The following rule is applied:
(AB)÷(CD)=(AB)(DC)
In our example,
A is equal to 34 and
B is equal to 1.
C is equal to −2 and
D is equal to 1.