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Which pythagorean identity is correct? A. sin^2(theta)+1=cos^2(theta) B. tan^2(theta)+1=sec^2(theta) C. 1-cot^2(theta)=csc^2(theta) D. 1-cos^2(theta)=tan^2(theta)
answered
Sep 28, 2019
Mathematics
high-school
4
votes
117k
views
Calculate the force of an 8kg object pushing up from the table
answered
Jul 12, 2019
Physics
high-school
6
votes
151k
views
· A cross country team is made up of 65% male runners. What fraction of the team is male? A. 1/65. B. 2/3. C. 13/20 D. 7/10
answered
May 30, 2019
Mathematics
college
5
votes
205k
views
Select two sentences in the passage that best show that Mr. Auld views education and slavery as incompatible.
answered
Feb 5, 2019
English
high-school
5
votes
199k
views
The following is an arithmetic sequence. 1, 2.5, 4, 5.5,… Is this true of false ??? Please help me !!
answered
Jul 3, 2018
Mathematics
middle-school
6
votes
62.6k
views
Which sentence does not contain any errors in comma usage? A. Everything turned out for the best, after all. B. In fact Los Angeles does have a public transportation system. C. People's houses generally
answered
May 14, 2018
English
middle-school
7
votes
26.3k
views
Which of the following depicts early city life? Running water was a great benefit. It was very inexpensive to live in the city. City life made one feel independent. There was a remendous lack of space.
answered
Feb 6, 2018
History
high-school
0
votes
208k
views
Greenhouse gases warm the air near earth’s surface by
answered
Sep 3, 2017
Biology
high-school
4
votes
95.5k
views
Which words mean "tired" in this excerpt from Anne bradstreet's "as weary pilgrim, now at rest
answered
Apr 12, 2017
English
high-school
4
votes
71.1k
views
Which of the following contraceptive methods do females NOT use?
answered
Jan 28, 2017
English
high-school
7
votes
219k
views
Which of the following was a prominent Federalist
answered
Mar 10, 2016
History
high-school
4
votes
72.9k
views
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