Solve the problem.If u = 12i - 2j and v = 4i + 7j, find u - v.
A. 16i + 5j
B. 6i + 5j
C. 7i + 5j
D. 8i - 9j
Answer: D
You might also like to view...
Multiply.(5x2y)(4x5y4)
A. 9x7y4 B. 20x10y4 C. 20x7y4 D. 20x7y5
Find the extreme values of the function and where they occur.y = x3 - 3x2 + 1
A. Local maximum at (0, 1), local minimum at (2, -3). B. Local minimum at (2, -3). C. Local maximum at (0, 1). D. None
Classify the triangle as acute, right, or obtuse and as equilateral, isosceles, or scalene.
A. Acute, scalene B. Obtuse, equilateral C. Obtuse, scalene D. Right, scalene
Solve the problem.A basement is flooded with 230 cubic feet of water. Water can be pumped out of the basement at a rate of 47 cubic feet of water per hour. Let f(t) represent the number of cubic feet of water that remains in the basement after t hours of pumping out water.i) Find an equation for f.ii) Find t when f(t) = 0. What does your result mean in terms of the situation?iii) What is the domain and range of the model? Explain.
What will be an ideal response?