A board 13 ft long leans against a vertical wall. If the lower end is being moved away from the wall at a rate of 0.25 ft/sec, how fast is the upper end c
What will be an ideal response?
?0.6 ft sec
You might also like to view...
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.
A. Monomial; variable x; coefficient 4; degree 1 B. Monomial; variable x; coefficient 4; degree 0 C. Monomial; variable x; coefficient 4; degree -1 D. Not a monomial
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400
Make a table to find the limit.
(4x2 + 8x + 6)
A. 7 B. 6 C. 0 D. 5.5
Let v and w be two vectors in the plane with given magnitudes. The angle between v and w is ?. Find the expression. Round the answer to the nearest tenth.
= 11, 
= 14, ? = 51°
Find the angle between v - w and v
A. 28.8° B. 78.6° C. 50.4° D. 22.2°