Evaluate the expression for the given value of the variable or variables.x2 - 49;
x = -1
A. -48
B. -49
C. 48
D. -7
Answer: A
Mathematics
You might also like to view...
At what points is the given function continuous?f(x, y) = tan (x + y)
A. All (x, y)
B. All (x, y) such that x + y ? 
, where n is an integer
C. All (x, y) ? 
D. All (x, y) ? (0, 0)
Mathematics
Use logarithmic differentiation to find the derivative of y.y = 
A. 
B. 
(lnx - ln(x - 8))
C. 
D. - 4
Mathematics
Sketch the level curves of the function corresponding to the given values of z.
?
; 
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Given that the pair of triangles is similar, find the missing length. 
A. x = 504 B. x = 0.875 C. x = 50.4 D. x = 8.75
Mathematics