Evaluate the radical function. If the function value is not a real number, state so.If H(x) = 
, find H(-7.5).
A. -12
B. -4
C. 4
D. -21.3
Answer: B
Mathematics
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Evaluate.
+ (-2)
A. 26 B. -26 C. 22 D. -22
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Find the unit rate.280 miles in 7 hours
A. 1960 miles B. 40 miles/hour C. 287 miles/hour D. 40 miles
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Use properties of limits to find the indicated limit. It may be necessary to rewrite an expression before limit properties can be applied.
A. does not exist B. 4 C. 0 D. 1/4
Mathematics
Find the exact value of the expression.cos 
cos 
+ sin 
sin 
A. 
B. 
C. 
D. 1
Mathematics