Write the equation for the plane.The plane through the points P(5, 8, -33) , Q(-3, -6, 19) and R(-1, 7, -13).
A. 3x + 2y + z = 2
B. 2x + y + 3z = -2
C. 3x + 2y + z = -2
D. 2x + y + 3z = 2
Answer: C
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Solve the problem.In a certain city, the cost of a taxi ride is computed as follows: There is a fixed charge of $2.10 as soon as you get in the taxi, to which a charge of $1.70 per mile is added. Find an equation that can be used to determine the cost, C, of an x-mile taxi ride, and use this equation to find the cost of a 3-mile taxi ride.
A. $8.10 B. $7.08 C. $7.20 D. $7.38
Solve below
15x2 - 11x - 14 ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ = 3x + 2 a. 3x + 7 b. -5x - 7 c. 5x - 7 d. 3x - 7 e. 4x + 2
Determine the x- and y-intercepts on the graph of the equation.y = -11(x - 1) + 2
A. x-intercept is - 
; y-intercept is -13
B. x-intercept is - 
; y-intercept is 13
C. x-intercept is 
; y-intercept is 13
D. x-intercept is 
; y-intercept is 9
Solve the problem. Round to the nearest hundredth if necessary.Three people build a rectangular shed 8 ft wide, 6 ft long, and 7 ft high. How many ft3 does the shed contain?
A. 2688 ft3 B. 336 ft3 C. 146 ft3 D. 21 ft3