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Determine the center and radius of the following circle equation: x ^2 +y ^2 −18x+4y+60=0
answered
Jan 31, 2021
Mathematics
high-school
6
votes
107k
views
Describe the rule of treed in ancient summer including the products and resources that were part of that trade
answered
Nov 18, 2020
History
middle-school
2
votes
227k
views
sonya made pepperoni pizzas for the guests at her party last night she made 12 small pizzas she cut each pizza into 8 slices sonya did not eat pizza but each of her guests ate 3 slices if every slice of
answered
Nov 12, 2020
Mathematics
middle-school
3
votes
171k
views
A negatively charged particle (charge = -1e) has a velocity of 6.0 × 106 m/s in the positive x direction at a point where the magnetic field has the components Bx = 3.0 T, By = 1.5 T, and Bz = 2.0 T. What
answered
Apr 30, 2020
Physics
high-school
3
votes
95.5k
views
11. Memory T cells _____. (Select all that apply.) A. must all be activated in secondary lymphoid organs B. do not require co-stimulation through CD28 C. are composed only of CD4 T cells D. do not undergo
answered
Apr 4, 2020
Biology
high-school
3
votes
147k
views
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