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The voltage E in an electrical circuit is modeled by E = 1.5×cos 140×pi×t, where t is time measured in seconds. Find the frequency. (The number of cycles (periods) completed in 1 sec is the frequency of
answered
Sep 14, 2024
Mathematics
high-school
4
votes
95.8k
views
Plot the following ordered pair in the rectangular coordinate system. Tell which quadrant the point lies in or state that the point lies on the x-axis or y-axis. (-7,8) Plot the point (-7,8). In which
answered
Aug 25, 2024
Mathematics
college
3
votes
32.2k
views
No crop responds more readily than careful husbandry and skillful cultivation. A) True B) False
answered
Jul 24, 2024
Biology
high-school
3
votes
129k
views
Full list of irregular commands in Spanish
answered
Jul 14, 2024
Spanish
high-school
6
votes
99.0k
views
The Apple plan offers to pay $5,824 starting from the first year. The annual amount will increase at 4 percent per year for the next 45 years. Assuming a discount rate of 11%, what is the present value
answered
Jul 13, 2024
Business
high-school
4
votes
132k
views
How did the cultural, political, and economic events in Europe act as push and pull factors for immigrants moving to the 13 English Colonies?
answered
Jun 10, 2024
History
high-school
5
votes
228k
views
A garden contains several different types of flowers. In the garden, of the flowers are roses. Of the roses, of the flowers are white and of the flowers are pink. What fraction of the total flowers in
answered
May 21, 2024
Mathematics
college
7
votes
121k
views
F(x) = e^(cos √x) find f'(x)
answered
May 20, 2024
Mathematics
college
4
votes
213k
views
5. What was the goal of the American Revolution and did they achieve it
answered
Jul 6, 2023
History
high-school
6
votes
46.9k
views
What is 4,002 expressed in scientific notation?A.4,002 x 10*3B.4.002 x 10*2C.4.002 x 10*3D.40.02 x 10*2
answered
Apr 4, 2023
Mathematics
college
1
vote
173k
views
Do the 3 lengths form a triangle? 5, 17, 29 * yes or no
answered
Jan 5, 2023
Mathematics
college
4
votes
207k
views
Why is World War I seen as a turning point in United States foreign policy? A. The United States rejected a world leadership role after the war. B. The expansion of overseas businesses helped the economy
answered
Nov 7, 2022
History
college
3
votes
209k
views
Which statement BEST describes public opinion towards unions during the Depression Era?
answered
Nov 1, 2022
Social Studies
college
1
vote
156k
views
She_________enter the theatre before 7pm (fill in correct modal)
answered
Jul 24, 2022
English
high-school
1
vote
74.1k
views
The only solution to x² + bx + c = 0 is x = 5 work out the values of b and c
answered
Jul 23, 2022
Mathematics
high-school
1
vote
149k
views
Find f(-3) if f(x)= -11x+7
answered
Jul 17, 2022
Mathematics
middle-school
6
votes
139k
views
Divide. Write the quotient in lowest terms. 3\dfrac{3}{8} \div 9 =3 8 3 ÷9
answered
Jun 16, 2022
Physics
high-school
8
votes
111k
views
Please help me anyone i will give you brain points
answered
Jun 10, 2022
English
high-school
5
votes
146k
views
Mike's sister ____ eat meat. She is vegetarian Don't - Doesn't
answered
Mar 28, 2022
English
college
4
votes
142k
views
at the press conference what reason did welles give for his reaction to the controversy caused by the war of the worlds
answered
Mar 10, 2022
English
high-school
3
votes
25.0k
views
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