Using a calculator, find the decimal approximation to the nearest thousandth. If the square root is not a real number, so state.-
A. not a real number
B. -6.856
C. 6.856
D. -47.000
Answer: B
Mathematics
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Provide an appropriate response.If cos x is replaced by 
and |x| < 0.3, what estimate can be made of the error?
A. |E| < 0.000001013 B. |E| < 0.000006075 C. |E| < 0.000020250 D. |E| < 0.000003375
Mathematics
Determine the slope, if it exists, of the graph of the given linear equation.y = - 
x + 4
A. m = 
B. m = 4
C. m = - 
D. m = -4
Mathematics
Find the measure of the angle.
?CGD
A. 40° B. 35° C. 45° D. 15°
Mathematics
Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
A. Equation; -3
B. Equation; 3
C. Expression; 
D. Expression; - 
Mathematics