Determine whether the function whose graph is shown is a one-to-one function.
A. One-to-one
B. Not one-to-one
Answer: B
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Decide whether the statement is true or false.The graphs of x2 + y2 = r2 and x2 + y2 = s2 do not intersect if r is not equal to s.
A. True B. False
Solve the problem.The intensity of a radio signal from the radio station varies inversely as the square of the distance from the station. Suppose the the intensity is 8000 units at a distance of 2 miles. What will the intensity be at a distance of 12 miles? Round your answer to the nearest unit.
A. 205 units B. 186 units C. 222 units D. 248 units
Find the slope of the line (if it exists) and the y-intercept (if it exists).3y = 21
A. Slope undefined; y-intercept (7, 0) B. Slope undefined; y-intercept (0, 7) C. Slope 0; y-intercept (0, 7) D. Slope 0; y-intercept (7, 0)
Simplify.3 + 8(6 - 2)
A. 35
B. 44
C. 
D. 