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 in.
B. 0.6 in.
C. 5.0 in.
D. 6.6 in.
Answer: C
Mathematics
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10-1ú62 = x can be written as:
a. log 10x = -1.62 b. log x = -1.62 c. log 1.62 = -x d. log -1.62 = x
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Solve the equation. Use the change of base formula to approximate an exact answer to the nearest hundredth when appropriate.e-x = 731
A. x = -log 731 B. x = ln -731 C. x = ln 731 D. x = -ln 731
Mathematics
Factor completely.x3 + 2x + x2 + 2
A. (x2 + 2)(x + 1) B. (x2 + 1)(2x + 1) C. (2x + 1)(x + 1) D. (x2 + 1)(x + 2)
Mathematics
Solve the problem.A dart player made 81 bull's eyes out of 100 attempted throws. What percent of the throws were bull's eyes?
A. 19%
B. 
%
C. 81%
D. 
%
Mathematics