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Eva8 [605]
3 years ago
8

If the polynomial function P has real coefficients and if a + bi is a zero of P, then Incorrect:________

Mathematics
1 answer:
ivolga24 [154]3 years ago
5 0

Answer:

  • a -bi
  • 2 -i

Step-by-step explanation:

If a polynomial has real coefficients, complex zeros come in conjugate pairs.

If a+bi is a zero, then so is a-bi. (a-bi is the conjugate of a+bi)

If 2+i is a zero, then so is 2-i.

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Please help.. I will give points
Daniel [21]

A. 8^9/2= around 11585.2375; (sqrt8)^9= around 11585.2375. So choice A shows a pair of equivalent expressions.

B. (3sqrt125)^9=1,953,125; 125^9/3=1,953,125. So choice B also shows a pair of equivalent expressions.

C. 12^2/7= around 2.03394; (sqrt12)^7= around 5,985.96759. So choice C does not show a pair of equivalent expressions.

D. 4^1/5=around 1.31951; (sqrt4)^5=32. So choice D also doesn't show a pair of equivalent expressions.

Your answers are A and B.

I hope this helps ;)

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6 0
3 years ago
What is 0.94% written as a decimal?​
kenny6666 [7]

Answer:

0.0094

Step-by-step explanation:

0.94%=0.0094

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How do I factor: x to the third minus 3x squared plus 4x minus 2
Nataliya [291]

Answer:

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Step-by-step explanation:

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