Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.
A. - 
+ 
i
B. 
+ 
i
C. 
- 
i
D. - 
- 
i
Answer: C
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Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.x2 - x - 54
A. (x - 6)(x + 9) B. prime C. (x + 6)(x - 9) D. (x - 54)(x + 1)
Solve the equation by completing the square. Then (i) give the exact solutions and (ii) give the solutions rounded to the nearest thousandth.x2 = 5 - 6x
A. (i) {-1 ± 
} (ii) {2.742, -4.742}
B. (i) {3 + 
} (ii) {6.742}
C. (i) {-3 ± 2
} (ii) {4.483}
D. (i) {-3 ± 
} (ii) {0.742, -6.742}
Translate the sentence to an equation using x as the variable. Do not solve the equation.seven less than a number gives twelve.
A. x = 12 - 7 B. 7 - x = 12 C. x - 7 = 12 D. x - 12 = 7
Use the graph to find the average rate of change.
Number of Hours Spent Traveling
A. 4.2 mph B. 0.2 mph C. 0.5 mph D. 2.2 mph