Decide whether the statement is true or false. If it is false, tell why.The equation -x2 = -9 has no real solutions.
A. True
B. False; the equation is equivalent to x2 = 9 and has two real solutions, 3 and -3.
C. False; the equation has one real number
solution, 3.
Answer: B
You might also like to view...
Solve the problem.A bullet is fired with a muzzle velocity of 1480 ft/sec from a gun aimed at an angle of 40° above the horizontal. Find the vertical component of the velocity.
A. 951.3 ft/sec B. 1242 ft/sec C. -987.1 ft/sec D. 1134 ft/sec
Predict the general, or nth term, an, of the sequence.
, 
, 
, 
, 
, . . .
A. 
B. 
C. 
D. 
Analyze the graph of the given function f as follows:(a) Determine the end behavior: find the power function that the graph of f resembles for large values of |x|.(b) Find the x- and y-intercepts of the graph.(c) Determine whether the graph crosses or touches the x-axis at each x-intercept.(d) Graph f using a graphing utility.(e) Use the graph to determine the local maxima and local minima, if any exist. Round turning points to two decimal places.(f) Use the information obtained in (a) - (e) to draw a complete graph of f by hand. Label all intercepts and turning points.(g) Find the domain of f. Use the graph to find the range of f.(h) Use the graph to determine where f is increasing and where f is decreasing.f(x) = -x5 + 6x4 + 4x3 - 24x2
What will be an ideal response?
Simplify the radical.
A. 18
B. 70
C. 14
D. 5