An elevator starts from rest with a constant upward acceleration and moves 1m in the first 1.9 s. A passenger in the elevator is holding a 5.3 kg bundle at the end of a vertical cord. The acceleration of gravity is 9.8 m/s2 . What is the tension in the cord as the elevator acc...
Consider the 692 N weight held by two cables shown below. The left-hand cable had tension T and makes an angle of θ with the wall. The right-hand cable had tension 760 N and makes an angle of 40◦ with the ceiling. a) What is the tension T in the left-hand cable slan...
ALG II - Probability
Owners of a restaurant advertise that they offer 1,114,095 diff lunches based on the fact that they have 16 free fixins to go along with any of their 17 menu items (sandwiches, hot dogs, and salads). How did they arrive at that number?
A planoconvex lens is to have a focal length of 28.5 cm. If made from fused quartz, what must be the radius of curvature of the convex surface?
An object with a height of 42 cm is placed 1.6 m in front of a concave mirror with a focal length of 0.45 m. Find the location and magnification of the image produced by the mirror, using the mirror and magnification equations.
no not at all
which function below if either has zeros that are complex conjugates? P(x)=x^4-7x^3-27x^2+63x+81 H(x)=x^4-x^2+25x-25
what does it mean when two of the zeros of a polynomial function are complex conjugates?
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