Determine if the ordered pair is a solution to the given inequality.2x + 3y ? 3; (3, 4)
A. Yes
B. No
Answer: B
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Simplify the algebraic expression.7x - 4x
A. 11x B. 3x C. 3 + x D. -28x
Solve the variation problem.The time in hours it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from the center of the earth) and inversely as the orbital velocity. If a satellite completes an orbit above the earth in
at a velocity of
how long would it take a satellite to complete an orbit if it is at
-4.0px;" /> above the earth at a velocity of
Use
as the radius of the earth, and round your answer to the nearest hundredth of an hour.
A. 18.23 hours
B. 11.61 hours
C. 3.03 hours
D. 116.07 hours
Provide an appropriate response.For any augmented matrix of a system of linear equations, which of the following row transformations will not necessarily result in a matrix of an equivalent system?(i)Adding to the elements of any row a multiple of the corresponding elements of another row.(ii)Interchanging any two columns.(iii)Multiplying the elements of any row by the corresponding elements of another row.(iv)Multiplying the elements of any row by any nonzero number.
A. (i), (iv) B. (ii), (iii), (iv) C. (ii), (iii) D. (ii)
Solve.(2m - 3)2 = 81
A. 12, -6 B. 6, -3 C. 3, -6 D. No real solution