Solve the equation. Give an approximate solution to four decimal places.2x + 8 = 6
A. {8.3869}
B. {1.2899}
C. {-5.4150}
D. {-0.4260}
Answer: C
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Find the derivative.y = 
+ 
A. 
+ 
B. - 
+ 
C. - 
- 
D. - 
- 
Solve the problem.An arrow is fired straight up from the ground with an initial velocity of 
per second. Its height, 
in feet at any time t is given by the function 
Find the interval of time for which the height of the arrow is greater than 
A. after 3 sec B. between 3 and 10 sec C. before 3 sec or after 10 sec D. before 10 sec
Solve.A chemical solution contains 6% salt. How much salt is in 2.5 ml of solution?
A. 1.5 ml B. 0.15 ml C. 4.167 ml D. 41.667 ml
Provide an appropriate response.Decide if the system has one solution, no solution, or an infinite number of solutions. x + y = 2 x + y = 3
A. No solution B. One C. Infinite number