Use a right triangle to write the expression as an algebraic expression. Assume that x is positive and in the domain of the given inverse trigonometric function.sin(sec-1 
)
A. x
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.Find the values of a, b and c that make 
a gradient field.
What will be an ideal response?
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The charcoal from a tree killed in a volcanic eruption contained 64.9% of the 
found in living matter. How old is the tree, to the nearest year? Use 
for the half-life of 
A. 1708 years B. 3555 years C. 5700 years D. 2464 years
Mathematics
The wages of the employees of a company are presented in this histogram. Answer the question.
How many employees earn at least $4 and less than $6 an hour?
A. 10 B. 20 C. 34 D. 22
Mathematics