Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 15 feet. Find the length of the ladder if the length is 5 feet more than its distance from the wall.
A. 25 ft
B. 15 ft
C. 30 ft
D. 20 ft
Answer: A
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Two denominators are given. Find the LCD.5u, 10u
A. 2u B. 11u C. 20u D. 8u E. 3u F. 10u
Solve.
= 
A. 3.166 B. 12.2 C. 1.213 D. 9.18
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. - 
B. -1
C. - 
D. 
Solve the problem.A grasshopper is perched on a reed 6 inches above the ground. It hops off the reed and lands on the ground about 6.6 inches away. During its hop, its height is given by the equation 
, where x is the distance in inches from the base of the reed, and h is in inches. How far was the grasshopper from the base of the reed when it was 4.75 inches above the ground? Round to the nearest tenth.
A. 0.9 inches B. 5.0 inches C. 0.6 inches D. 6.6 inches