please help! I'm totally stumped.
please help! I'm totally stumped.
Please answer
I am modelling a graph in the form y = Asin(ωt +α) +c, but I have got stuck on calculating alpha. So far I have calculated... the central line is at y=100 A =...
A two-digit number is such that the sum of its digits is 1/4 of the number. When the digits of the number are reversed and the number is subtracted from the original number, the result obtained is...
Find the equation for the line that is perpendicular to the line with the equation x = 4 passing through the point (−1, 2)
The pay for a government major graduating from college is given by the formula P=40,700+3150t how many years would a government major expect to work to be earning more than the mathematics...
A jet ski went 8 miles upstream in 1 hr. The return trip took 30 minutes . Assume that the speed of the current (and its direction) was constant during both parts of the trip. Find the speed of the...
A brick patio is twice as long as it is wide. It is bordered on all sides by a garden one meter wide. If the area of the garden is 40m^2, find the dimensions of the patio.
It took 3 hours for a plane, flying against the wind, to travel 780 miles. Flying with the wind on the return trip, it only took 2 hours. What would the speed of the plane have been in still air(no...
How do I get from 4x2-32x to 4x(x-2)(x2+2x+4)???
It took 3 hours for a plane, flying against the wind, to travel 780 miles. Flying with the wind on the return trip, it only took 2 hours. What would the speed of the plane have been in still air (no...
Ok, so the problem is: 9m3+18m2-25m-50 The answer is supposed to be (m+2)(3m+5)(3m-5) How do I get to that? Please explain it to me!
A rectangle is twice as long as it is wide. If the length and width are both increased by 3, the area of the rectangle is increased by 45. Make a chart like the one in Exercise 1 and find the dimensions...
A photo is 10 cm longer than it is wide. It is mounted in a frame 2 cm wide. The area of the frame is 112cm^2. Find the dimensions of the photo.
A=P(1+rt) solve for r My answer was(A-P)/Pt=r but my math teacher said that its wrong and I'm having trouble figuring out what it is
I can't seem to translate from English to open sentences
one leg of a right triangle is 8 millimeters shorter than the longer leg and the hypotenuse is 8 millimeters longer than the longer leg. Find the lengths of the side of the traingle
Let f (x)=-2x - 7and g(x)= -4x+3. Find (f o g)(-5)
Seth buys last year's best-selling novel, in hardcover, for $21.75. This is with a 25% discount from the original price. What was the original price of the novel?
How do I graph the equation...-2x+3 ?