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Write (-5 + 8i) + (-5 − 8i) as a complex number in standard form. A) 10 − 13i B) -10 + 13i C)-10 + i D)-10
answered
Jul 5, 2018
Mathematics
high-school
1
vote
79.5k
views
What is the Gcf Of 35,21 and 14?
answered
Nov 17, 2017
Mathematics
middle-school
2
votes
165k
views
a store makes a profit of $8 on a sweater after a markup of 40%. what is the selling price of the sweater?
answered
Nov 11, 2017
Mathematics
middle-school
5
votes
158k
views
Estimate the heat of neutralization of H3PO4 in kJ/mol given these data: Heat transferred = 2.2 x 102 J Moles of H3PO4 = 1.5 x 10−3 mol Moles of NaOH = 5.0 x 10−3 mol
answered
May 13, 2017
Chemistry
high-school
3
votes
50.4k
views
Calculate the rate of temperature change from time 0 to time 4
answered
Mar 17, 2017
Chemistry
middle-school
5
votes
171k
views
At the first continental congress, what significant action did delegates take against the british?
answered
Dec 17, 2016
History
high-school
2
votes
17.6k
views
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