Solve. Round to the nearest tenth.A 25-ft-tall ladder is placed so that it reaches 23 ft up on the wall of a house. How far is the base of the ladder from the wall of the house?
A. 34 ft
B. 9.8 ft
C. 1154 ft
D. 96 ft
Answer: B
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Find the vector projv u.v = 7i - 3j + k, u = -4j + 3k
A. 
i - 
j + 
k
B. - 
j + 
k
C. 
i - 
j + 
k
D. - 
j + 
k
Solve the problem.A formula used to determine the velocity v in feet per second of an object (neglecting air resistance) after it has fallen a certain height is 
where g is the acceleration due to gravity and h is the height the object has fallen. If the acceleration g due to gravity on Earth is approximately 32 feet per second, find the velocity of a bowling ball after it has fallen 90 feet. (Round to the nearest tenth.)
A. 75.9 ft per sec B. 53.7 ft per sec C. 5760 ft per sec D. 13.4 ft per sec
Provide an appropriate response.What is the sum of the exponents of x and y in each term of the expansion of a binomial?
What will be an ideal response?
Solve.Find the total monthly cost of owning and maintaining a car given the information shown.
A. $464.92 B. $455.92 C. $465.82 D. $465.92