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Fernando
Questions (24)
Describe how the graphs of y=x and y=x-15 are related
2 answers
243 views
In an experiment where a scientist is exploring the question “How does the amount of sleep affect a student’s score on their
1 answer
406 views
2 a ball is thrown upwards from the top of a 600 foot building and reaches 664 feet before falling back down to the ground.
deter
1 answer
406 views
A ladder 25 feet is leaning against the wall of the house. The base of the ladder is pulled away from the wall at a rate of 2
1 answer
837 views
A Ferris wheel has a radius of 40 feet. The bottom of the Ferris wheel sits 0.7 feet above the ground. You board the Ferris
1 answer
930 views
Calculate the angle θ between the radiusvector of the point and the positive x axis (measured counterclockwise from the
1 answer
987 views
An arithmetic series is such that the 10th term is 40 and the sum of the first 10 terms is 265. Find the sum of the first 20
1 answer
1,355 views
the wavelength(nm)of a ball bearing with a mass of 10g, and a velocity of 10cm/s is what?
0 answers
764 views
A block is released from rest at the top of an inclined plane. The height of the plane is 5.00 m and it makes an angle of 30.0
1 answer
837 views
There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade
3 answers
2,685 views
In a suburb, housing costs have been increasing at 5.2% per year compounded annually for the past 8 years. A house worth
1 answer
1,531 views
Solve for x: logx +log(x-5)=2
1 answer
392 views
What is the typical wavelength of an X-ray ?
I searched google and I couldn't find it. If you know the answer I'd appreciate it .
1 answer
459 views
A student doing Young's experiment measures a distance of 6.0 cm between the first and seventh nodal points on a screen located
1 answer
693 views
A national homebuilder builds single-family homes and condominium-style townhouses. The Excel file House Sales provides
1 answer
1,410 views
Can Passive voice be used with all Conditional sentences? or are there some specific conditionals (.e.g first, zero etc) where
1 answer
459 views
A spaceship of mass m is located between two planets of masses M1 and M2; the distance between the two planets is L. Assume that
3 answers
1,096 views
The moon causes tides because the gravitational force it exerts differs between the side of the Earth nearest the Moon and that
1 answer
538 views
An ice skater spins with her arms extended and then pulls her arms in and spins faster. Which statement is correct?
A. Her
2 answers
1,328 views
Find constants a and b in the function f(x)=axe^bx such that f(1/8)=1 and the function has a local maximum at x=1/8.
a= b= Please
1 answer
1,933 views
sinx+cosxcot=csc
1 answer
322 views
Write each complex number in rectangular form?
I need help with this. :/ 2(cos120°+i sin 120°) and 4(cos 7π/4 + i sin 7π/4) ?
1 answer
1,182 views
A mixture of He and O2 is placed in a 4.00L flask at 32 degrees Celsius. The partial pressure of the He is 2.7 atm and the
1 answer
879 views
Whats the source for the easterlies?
1 answer
467 views
Answers (14)
how does this help?
Solve for v(t) V(t) =4sin(t)-t Solve for a(t) a(t)=4cos(t)-1 Find when a(t)=0 t=1.32 Plug t into v(t) ANSWER=2.55
a large pipe can empty a pool in 6hours and a smaller pipe can empty the same pool in 9 hours. how long will it take both pipes to empty the pool.
94
how fast must a 2500 kg bus move to have a momentum of 75000 kg m/sec?
or even better you could say that x+y=0 Algebra teachers like it more :)
x=-y so that would be the general expresion
Yes that's right
Suppose you invest $2500 at an annual interest rate of 3% compounded continuously. How much will you have in the account after 7 years? Round the solution to the nearest dollar. ?
Mesopotamia
The Excel file MBA Student survey provides data on a sample of students social and study habits. Use pivotTables to find the average age , number of nights out per week, and study hours per week by gender, whether the student is international or not, and
I tried that... I get L/(L+sqrt(M2-M1)) but that's not it...
Oh I got the answer.... 2.21E-6
Thanks... now I understand, but when I choose B in the first one it says that it's wrong...
