Solve the problem.Check whether the sequence is arithmetic. If the sequence is arithmetic, find the common difference d.4, 9, 14, 23, ...

A. arithmetic, d = 4
B. not arithmetic


Answer: B

Mathematics

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Factor the four-term polynomial by grouping.x3 + 2x2 + x + 2

A. (x2 + 1)(2x + 2) B. (2x2 + 2)(x + 1) C. (x2 + 1)(x + 2) D. (x2 + 2)(x + 1)

Mathematics

Factor completely. If the polynomial is prime, so state.x2 - 14xy + 48y2

A. (x - 6y)(x - 8y) B. (x + 6y)(x + 8y) C. (x - 6y)(x + 8y) D. (x + 6y)(x - 8y)

Mathematics

Divide and simplify. ÷ 

A.
B.  
C.
D. (z + 3)(z - 8)

Mathematics

Solve.y = 3 ? 7

A. 21 B. 210 C. 31 D. 19

Mathematics