The value of 3* (-1 * 5) is 13
Functions and values
We are to find value of 3* (-1 * 5) if p*q means 2p -q,
First we need to calculate the expression in parentheses (-1*5)
(-1 * 5) = 2(-1) - 5
(-1 * 5) = -2 - 5
(-1 * 5) = -7
The expression wil then become;
3 * -7
3 * -7 = 2(3) - (-7)
3 * -7 = 6 + 7
3 * -7 = 13
Hence the value of 3* (-1 * 5) is 13
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