Frequent Questions about our Solver

The problem

Click to see the original problem

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.

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