Find the x-value of all points where the function has relative extrema. Find the value(s) of any relative extrema.f(x) = x2 + 2x - 3
A. Relative minimum of 0 at -2.
B. Relative minimum of -2 at 0.
C. Relative minimum of -4 at -1.
D. Relative maximum of -4 at -1.
Answer: C
Mathematics
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Find the derivative.y = 
+ 10 sec x
A. y ' = - 
+ 10 sec x tan x
B. y ' = - 
- 10 csc x
C. y ' = 
- 10 sec x tan x
D. y ' = - 
+ 10 tan2x
Mathematics
Solve the problems.An investigating officer examining skid marks at the scene of an accident estimates the speed of the vehicle to have been 94 feet per second. Was the driver exceeding the 55 miles per hour speed limit?
A. Yes. The driver was traveling 64 mi/hr. B. No. The driver was traveling 53 mi/hr.
Mathematics
Graph the inequality.x > 8 
A. 
B. 
C. 
D. 
Mathematics
Round the whole number to its highest place value.904,018
A. 910,000 B. 900,000 C. 1000,000 D. 800,000
Mathematics