Use Cramer's rule to solve the system. If D = 0, use another method to complete the solution. 6x - 4y - 7z = -45 3x + 3y + 4z = 70 7x - 3y + 2z = 32
A. {(6, -8, -7)}
B. {(8, 7, 8)}
C. {(7, 6, 7)}
D. {(6, 8, 7)}
Answer: D
Mathematics
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Without using a calculator, determine whether the first number is divisible by the second number.Is 18,871 divisible by 6?
A. Yes B. No
Mathematics
Find the degree of the following polynomial and determine whether it is a monomial, binomial, trinomial, or none of these.24xyz + 18x2z - 2y2z3 + 3xy - x2y2z2
A. 6; none of these B. 6; trinomial C. 1; trinomial D. 5; none of these
Mathematics
Divide.
A.
| 50,170 R 19 |
B. 5017 R 19
C. 5017 R 17
D. 5017 R 21
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.4x2 + 28x + 49
A. (2x + 7)2 B. (2x + 7)(2x - 7) C. (2x - 8)2 D. (2x - 7)2
Mathematics