Provide an appropriate response.Use the definition of continuity to show that f(x) = x2 - 3x + 1 is continuous at x = 2.
What will be an ideal response?
f(2) is defined (= -1); 
f(x) exists (= -1); 
f(x) = -1 = f(2). Thus f is continuous at x = 2.
Mathematics
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Solve the trigonometric equation symbolically, graphically, or numerically for 
tan2 ? - 1 = 0
A. ? = 45°, 135°, 225°, 315° B. ? = 30°, 150°, 210°, 330° C. ? = 225°, 315° D. ? = 45°, 135°
Mathematics
Find values for the variables so that the matrices are equal.
= 
A. x = 3; y = 11; z = 56 B. x = 11; y = 10; z = 3 C. x = 10; y = 16; z = 392 D. x = 3; y = 6; z = 8
Mathematics
Solve the problem.A stockbroker sold 25 shares of stock for $22.00 each. What was the total amount of the sale?
A. $549.90 B. $550.11 C. $550.00 D. $550.10
Mathematics
Solve the equation.25x3 - 50x2 - 24x = 0
A. 
, - 
B. 
, - 
, 0
C. - 
, 
, 0
D. - 
, - 
Mathematics