Determine whether the inequality is true or false.14 ? 6
A. True
B. False
Answer: A
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Find the standard form of the equation of the parabola using the information given.Focus: (0, -15); Directrix: y = 15
A. x2 = 60y B. y2 = -60x C. x2 = -60y D. y2 = -15x
Solve the problem.A dealer who rents appliances wants to increase the monthly rent from the current $60 in n increases of $4. (i) Write a polynomial that gives the new price after n increases of $4. (ii) The revenue is the number of appliances rented times the monthly rent for each appliance. If 100 appliances can be rented at $60 per month and 20 fewer appliances can be rented for each $4 rent increase, write a polynomial that gives the monthly revenue in terms of n.
A. (i) 4n - 60 (ii) -80n2 + 6000 B. (i) 4n + 60 (ii) -80n2 - 800n + 6000 C. (i) 4n - 60 (ii) -80n2 - 800n - 240 D. (i) 4n + 60 (ii) -80n2 + 240
Find the root.-
A. Not a real number B. -4 C. 4 D. 16
Use a calculator to find the value of the expression rounded to two decimal places.cos-1 
A. 109.47 B. -19.47 C. -0.34 D. 1.91