Solve the system using the elimination method or a combination of the elimination and substitution methods.x2 + y2 = 117x2 - y2 = 45
A. {(9, 6), (6, 9), (-9, -6), (-6, -9)}
B. {(-9, -6), (-6, -9)}
C. {(9, -6), (9, 6)}
D. {(9, 6), (-9, 6), (9, -6), (-9, -6)}
Answer: D
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Find v ? u.v = 4i - 4j and u = -8
i + 5j
A. -20
i - 32j
B. -20 - 32
C. (4 - 8
)i + 1j
D. -20
+ 32
Solve.The cost of renting a certain type of car is $45 per day plus $0.08 per mile. A linear function that expresses the cost C of renting a car for one day as a function of the number of miles driven x is 
How many miles were driven if the rental cost for one day is $65.00?
A. 288 miles B. 813 miles C. 236 miles D. 250 miles
One solution of a polynomial equation is given. Use synthetic division to find any remaining solutions.-3x4 + 12x3 + 3x2 - 48x + 36 = 0; 2
A. 3, 1, -2 B. 3, -3, 1 C. -2, 3, -3 D. -2, -3, -1
Factor completely.4x3 - 4x
A. 4x(x + 1)(x - 1) B. 4(x + 1)(x - 1) C. 4(x3 + 4x) D. 4x(x + 1)2