Answers by Alexandre Annic
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Answers by Alexandre Annic

Answers by Alexandre Annic
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I really need help oof- Angle α lies in quadrant II, and tanα=−12/5 . Angle β lies in quadrant IV, and cosβ=3/5. What is the exact value of cos(α−β) ? Enter your answer in the box. cos(α−β) = __
answered Feb 11, 2021
7 votes
19.4k views
Find the area of the surface in the first octant cut from the cylinder y equals two thirds z Superscript 3 divided by 2 by the planes x equals 3 and y equals 18.
answered Feb 9, 2021
1 vote
177k views
The product of a chemical reaction can never have a greater mass than the reactants true or false
answered Feb 3, 2021
6 votes
153k views
Cystic fibrosis is a genetic disorder in homozygous recessives that causes death during the teenage years. If 9 in 10,000 newborn babies have the disease, what are the expected frequencies of the dominant
answered Nov 12, 2020
5 votes
155k views
An object is thrown upward with an initial speed of 18.5 m/s from a location 12.2 m above the ground. After reaching its maximum height it falls to the ground. What will its speed be in the last instant
answered Sep 10, 2020
3 votes
5.8k views
based on the information in the graph, which region is experiencing the greatest increase in its population? Europe, Africa, mexico, or asia
answered Aug 11, 2020
4 votes
29.9k views
Which of the following animals was NOT mentioned in the story "The Farmer and the Turnip?" un perro un gato una serpiente un ratoncito
answered Feb 14, 2020
3 votes
161k views
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