4×(-1)²-(-3)²+6×(-1)²-7×(-3)² simplify
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Answer:
The answer to the expression is - 62
Step-by-step explanation:
Here we have been given a certain equation which we have to solve as below. Now as we know that the square of a negative number becomes positive we have;
4×(-1)²-(-3)²+6×(-1)²-7×(-3)²
= 4 × 1 - 9 + 6 × 1 - 7 × 9
= 4 - 9 + 6 - 63
= 10 - 72
= -62
The final answer of the expression is -62
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