Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.(4x-6y9z-5)-3
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.A bullet is fired with a muzzle velocity of 1169 ft/sec from a gun aimed at an angle of 12° above the horizontal. Find the horizontal component of the velocity.
A. 1143 ft/sec B. 986.5 ft/sec C. 243.0 ft/sec D. 248.5 ft/sec
Mathematics
Provide an appropriate response.Graph f(x) = -x2 - x + 6 and indicate the maximum or minimum value of f(x), whichever exists.
What will be an ideal response?
Mathematics
Identify any x-intercepts and y-intercepts in the graph respectively.
A. (-6, 0); (0, 2) B. (-6, 0); (0, 0) C. (0, 0); (0, 2) D. (2, 0); (0, -6)
Mathematics
Solve the equation or inequality. Write inequality solutions in interval notation.x(x - 4) = 21
A. -7, 3 B. -7, -3 C. -3, 7 D. 3, 7
Mathematics