Provide an appropriate response.Change 70 kilometers to miles. (Round to nearest tenth; 1 mi = 1.6 km.)
A. 112.5
B. 112
C. 43
D. 43.8
E. none of the above
Answer: D
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Identify the function's local and absolute extreme values, if any, saying where they occur.f(x) = 
A. absolute minimum: 3 at x = -3 B. no local extrema C. absolute maximum: 3 at x = -3 D. relative minimum: 3 at x = -3; relative maximum: -3 at x = 3
Solve for I: P = I2R
a. ÚÄÄ I = ûPR b. R I = Ä P c. ÚÄ ³R I = ³Ä ûP d. ÚÄ ³P I = ³Ä ûR e. R I = Ä R
Simplify using the rules for exponents.
3
A. 2916x7y11z2 B. -2916x7y4z2 C. 2916x7y4z2 D. -2916x7y11z2
Solve the problem.An experiment is done to determine which of two cleaners cleans better. Twelve lab technicians test each kind of cleaner and give it a rating from 1 to 10. The results are in the two tables below. Which type of cleaner is better? Cleaner X Cleaner Y9 6 7 6 6 7 7 26?2?9?6?2?6?6?26?6?7?2?6?2?9?6
A. Cleaner Y B. Cleaner X