Use the Factor Theorem to show that (x-4) is a factor of the polynomial.
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Provide an appropriate response.You brake your car from a speed of 55 mph. The table shows data that represent your car's speed versus the amount of time elapsed from the moment that you began to brake.
The graph below displays the data in the table. Refer to the graph to answer the questions.Speed (mph)
Elapsed Time (seconds)(i) For what interval of time is the speed of your car increasing? (ii) For what interval of time is the speed of your car decreasing? (iii) For what interval of time is the speed of your car constant?
A. (i) 0 to 4 seconds (ii) None (iii) 4 to 6 seconds B. (i) 0 to 5 seconds (ii) None (iii) 5 to 6 seconds C. (i) None (ii) 0 to 4 seconds (iii) 4 to 6 seconds D. (i) None (ii) 0 to 5 seconds (iii) 5 to 6 seconds
Solve the problem.Data regarding the amount spent by a government department is represented in the following graph. Find the change in amount spent for the years shown in the graph. Is the graph a straight line?
A. Change for each year: $0.6 billion; yes B. Change for each year: $0.15 billion; yes C. Change for each year: $0.35 billion; yes D. Change from 1998 to 1999: $0.6 billion, change from 1999 to 2000: $0.15 billion; no
Factor by grouping.r2 - 7r + rt - 7t
A. (r + 7)(r - t) B. (r - 7)(r - t) C. (r - 7)(r + t) D. rt(r - 7)
Write the vector in the form ai + bj. Round a and b to 3 decimal places if necessary.Direction angle 231°, magnitude 3
A. -1.888i - 2.331j B. -2.331i + 1.888j C. -2.331i - 1.888j D. 1.888i - 2.331j