Decide whether the ordered pair is a solution of the system of equations.
; (5, -4)
A. Yes
B. No
Answer: A
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Find the formula and limit as requested.For the function f(x) = 2x + 2, find a formula for the upper sum obtained by dividing the interval [0, 3] into n equal subintervals. Then take the limit as n?? to calculate the area under the curve over [0, 3].
A. 6 - 
; Area = - 3
B. 6 + 
; Area = 6
C. 6 + 
; Area = 15
D. 6 + 
; Area = 
Convert using dimensional analysis.A 13.5 feet by 11.5 feet room is to be carpeted. Calculate the area in square yards. Round to the nearest tenth.
A. 17.3 yd.2 B. 155.3 yd.2 C. 51.8 yd.2 D. 465.9 yd.2
Use the Binomial Theorem to expand the binomial and express the result in simplified form.(x2 - 5y)4
A. x8 - 5x6y + 150x4y2 - 250x2y3 + 625y4 B. x8 - 20x6y + 150x4y2 + 20x2y3 + 625y4 C. x8 - 20x6y + 150x4y2 - 500x2y3 + 625y4 D. x4 - 20x3y + 150x2y2 - 500xy3 + 625y4
The polar coordinates of a point are given. Find the rectangular coordinates of the point.
A. 
B. 
C. 
D. 