Use a radical to write f(x).f(x) = x1/2
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Answer: C
Mathematics
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Use the inverse trig functions to express the angle in terms of the indicated unknown side. ?
Given that y = 7, express angle A in terms of x. Use one of the inverse trig functions tan-1, sin-1, or cos-1.
A. A = tan-1 
B. A = sin-1 
C. A = tan-1 
D. A = sin-1 
Mathematics
Multiply.
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the absolute value equation.
- 7 = 4
A. x = - 
B. x = - 
, 
C. x = 
, - 
D. x = - 
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.53x + 4.88 B. y = 0.63x + 4.88 C. y = 0.43x + 4.98 D. y = 0.73x + 4.98
Mathematics