Mark M. answered • 07/17/19
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Mathematics Teacher - NCLB Highly Qualified
5i(4 - 5i)
20i + 25i2
20i - 25
-25 + 20i
Derek A.
asked • 07/17/19product of quadratic equation
What is the product 
in the form 
?
| a. |  |
c. |  |
| b. |  |
d. |  |
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2 Answers By Expert Tutors
Victoria V. answered • 07/17/19
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20+ years teaching Algebra 2 subjects & beyond.
I beg to differ...
5i (4 - 5i) if we distribute and do not skip steps is
20 i - 25 i2
20 i - 25 (-1)
20 i + 25
so in a + bi form would be 25 + 20 i
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