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beks73 [17]
3 years ago
11

What is the product of -3 1/4 × -1 1/2​

Mathematics
2 answers:
Dmitry [639]3 years ago
4 0

For this case we must find the product of the following expression:

-3 \frac {1} {4} * - 1 \frac {1} {2} =

So, we have:

(\frac {4 * (3) +1} {4}) * (\frac {2 * (1) +1} {2}) =\\\frac {12 + 1} {4} * \frac {2 + 1} {2} =\\(- \frac {13} {4}) * (- \frac {3} {2}) =

By law of signs of multiplication is fulfilled:

- * - = +\\\frac {13 * 3} {4 * 2} =\\\frac {39} {8}

ANswer:

\frac {39} {8}

OLga [1]3 years ago
4 0

Answer:

4\frac{7}{8}

Step-by-step explanation:

-3\frac{1}{4} \times -1\frac{1}{2} = -\frac{13}{4} \times -\frac{3}{2} = \frac{39}{8} = 4\frac{7}{8}

I am joyous to assist you anytime.

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