Evaluate the expression for the given replacement values.xy for x = 5, y = -2
A. -10
B. 7
C. 10
D. 3
Answer: A
You might also like to view...
Solve the problem.Assume that a population is growing initially at a rate of 5.5%. If P2 = 0.72, use the logistic growth model to compute the value of P3.
A. 0.78 B. 0.85 C. 0.70 D. 0.73
Factor completely.a2 - 100
A. (a + 10)(a - 10) B. (a2 + 10)(a2 - 10) C. (a + 100)(a - 100) D. (a - 10)2
The point P on the unit circle that corresponds to a real number t is given. Find the indicated trigonometric function.
?Find sin t.
A. 
B. - 
C. - 
D. - 
A plane has an airspeed of 175 miles per hour and heading of 30.0°. The ground speed of the plane is 206 miles per hour, and its true course is the direction of 34.0°. Find the speed and direction of the air currents, assuming they are constants. ? Apply the rules regarding the use of significant digits after all computations are complete. ?
A. 33.3 mph at 55.2° from due to north B. 33.3 mph at 54.8° from due to north C. 33.7 mph at 54.8° from due to north D. 33.7 mph at 55.2° from due to north E. 34.5 mph at 54.4° from due to north