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The power generated by an electrical circuit (in watts) as function of its current x (in amperes) is modeled by: P(x)=-12x^2 +120x. What current will produce the maximum power?
answered
Aug 22, 2021
Mathematics
high-school
4
votes
150k
views
The South Texas Plains region is the largest producer of citrus fruits in the United States. Please select the best answer from the choices provided T F
answered
Aug 8, 2021
History
college
4
votes
62.0k
views
What are the coordinates of point P on the directed line segment from A to B such that P is One-fourth the length of the line segment from A to B?
answered
Jul 4, 2021
Mathematics
high-school
5
votes
162k
views
A freezer has a coefficient of performance of 6.30. It is advertised as using 446 kWh/yr. Note: One kilowatt-hour (kWh) is an amount of energy equal to running a 1-kW appliance for one hour. (a) On average,
answered
Jun 22, 2021
Physics
college
2
votes
148k
views
A box contains 222 red marbles, 333 green marbles, and 333 blue marbles. If we choose a marble, then another marble without putting the first one back in the box, what is the probability that the first
answered
Jun 8, 2021
Mathematics
middle-school
2
votes
480
views
Please help don’t understand
answered
Apr 30, 2021
Mathematics
middle-school
7
votes
179k
views
Solve for x: 3x + 2x + 7 = 32
answered
Apr 23, 2021
Mathematics
middle-school
6
votes
75.0k
views
Witch number produces a rational number when multiplied by 0.25
answered
Mar 13, 2021
Mathematics
high-school
2
votes
25.9k
views
Classification according to number and size of firm, type of product, and type of competition *
answered
Jan 8, 2021
Social Studies
college
2
votes
160k
views
Object A and B are 10m apart. Which of the following will cause the greatest increase in gravitational force between the objects? A. Increase the mass of object A. B. Increase the mass of object B. C.
answered
Oct 8, 2020
Physics
middle-school
4
votes
173k
views
Find the mistake in the number 456,789 word form version four hundred fifty six thousand and seven hundred eighty nine
answered
Jun 8, 2020
Mathematics
middle-school
6
votes
205k
views
napoleons decision to invade russia was perhaps his gratest mistake which of the following ststements is nt true about the invasion of russia
answered
May 21, 2020
History
middle-school
3
votes
150k
views
Read the sentence. The beach was covered in so much debris that my brother and I decided to spend the morning picking up every piece of trash that we could find. Which word in the sentence tells the meaning
answered
Apr 29, 2020
English
middle-school
7
votes
163k
views
Would the ‘S’ in ‘Said’ be capitalised? “Hold this.” Said Giorga,
answered
Apr 18, 2020
English
middle-school
1
vote
57.9k
views
What should I say please help me this is a final Grade
answered
Nov 24, 2019
English
middle-school
6
votes
58.0k
views
Which of the following statements about series circuits is false? A. Part of the source voltage is dropped across each resistor. B. The same current must flow through each resistor. C. The total resistance
answered
Nov 15, 2019
Advanced Placement (AP)
high-school
4
votes
153k
views
Find the constant of proportionality for the ratio 4/5
answered
Oct 1, 2019
Mathematics
middle-school
4
votes
113k
views
Is food energy a type of potential or kinetic energy?
answered
Aug 15, 2019
Biology
middle-school
5
votes
188k
views
If a = 3 and b = 5, find b/a
answered
Jun 27, 2019
Mathematics
middle-school
5
votes
12.3k
views
Which of these sentences is Emily’s answer? A. Yo pienso en Marta en la plaza. B. Yo creo que Marta está en la cocina. C. Yo creo en la cocina de Marta. D. Yo pienso en donde Marta puede estar. Reset Next
answered
May 21, 2019
Spanish
middle-school
4
votes
50.0k
views
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