Mathematics, 03.07.2019 01:30 carlyembry123pbhhbm
Which of the following expressions is equal to -3x^2-12 a. (-3x+2i)(x-6i) b. (-3x-6i)(x+2i) +6i)(x+2i) d. (-3x-4i)(x-3i)
Answers: 1
.![-3(x^2+4) = -3[x^2-(2i)^2]](/tpl/images/0044/6375/bd9e6.png)
, we get ![-3[x^2-(2i)^2] = -3(x-2i)(x+2i)](/tpl/images/0044/6375/efc50.png)
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Which of the following expressions is equal to -3x^2-12 a. (-3x+2i)(x-6i) b. (-3x-6i)(x+2i) +6i)(x+2...
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