A system of nonlinear equations is given. Sketch the graph of the equation of the system and then determine the number of real solutions to the system. Do not solve the system.x2 + y2 = 252y + x = 5
A. One
B. Two
C. Two
D. Zero
Answer: C
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Which of the following is not equivalent to the following function: f(x) = 4(x + 2)? ?
A. ?f(x) = 4x + 2 B. ?four times the quantity of the sum of a number and 2 equals some function value. C. ?four times a quantity of a number increased by 2 is equal to a function value. D. ?f(x) is equal to four times the sum of a number and 2. E. ?none of the above.
Perform the indicated operations.26
- 9
A. 35
B. 17
C. 119
D. 17
Find the limit L for the given function f, the point x0, and the positive number ?. Then find a number ? > 0 such that, for all x, 
f(x) = 
, x0 = 9, ? = 0.4
A. L = 3; ? = 2.77 B. L = 3; ? = 1.38 C. L = 3; ? = 1.06 D. L = 3; ? = 13.85
Provide an appropriate response.The formula for calculating depreciation using the straight-line method is cost minus salvage value divided by the number of years of expected life.
A. True B. False