Question

64a² - 16a + 1 Express the key in full square Find the value when a = -1
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Answer 1

Step-by-step explanation:

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Answer 2

Answer:

64a²-16a +1

a=-1

64a²-16a +1.

64*(-1)*(-1) –16*(-1) +1. Note : (-)*(-)=+

64+16+1

81.

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