Multiply.
× -3
A.
B.
C.
D.
Answer: A
Mathematics
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Find the center and the length of a radius of the circle.x2 + y2 - 2x - 6y + 1 = 0
A. (–1, –3), r = 3 B. (3, –1), r = 6 C. (1, 3), r = 6 D. (3, 1), r = 3 E. (1, 3), r = 3
Mathematics
Use the substitution method to solve the system.x + y = -6x - y = 15
A. (4.5, 10.5) B. (4.5, -10.5) C. (6, -10.5) D. (6, 4.5)
Mathematics
Write out the sum.
A. 5 + 8 + 11 + ... + (3n - 1) B. 2 + 5 + 8 + ... + (3n - 1) C. 2 + 5 + 8 + ... + (3n + 2) D. 5 + 8 +11+ ... + (3n + 2)
Mathematics
Find the quotient and the remainder.-6x3 - 17x2 - 2x + 30 divided by 2x + 3
A. -3x2 - 4x + 5; remainder 15 B. -3x2 - 4x + 5; remainder 18 C. x2 + 5; remainder -4 D. -3x2 - 4x + 5; remainder 0
Mathematics