Divide and express the result in standard form.

A.  + i
B.  - i
C.  + i
D.  - i


Answer: D

Mathematics

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Express the number in decimal notation.8.1 × 105

A. 81,000 B. 8,100,000 C. 405 D. 810,000

Mathematics

Subtract the polynomials.(8x8 + 4x7 - 9x6 - 5) - (5x8 - 6x6 - 8)

A. 3x8 + 4x7 - 3x6 + 3 B. 13x8 + 4x7 - 15x6 - 13 C. 13x8 + 4x7 - 15x6 + 3 D. 3x8 + 4x7 - 15x6 - 13

Mathematics

Factor by grouping.7y10 - 17y5 - 12

A. y8(7y + 4)(y - 3) B. (7y5 - 4)(y5 + 3) C. (7y5 + 3y3 + 4)(y5 - 4y3 - 3) D. (7y5 + 4)(y5 - 3)

Mathematics

Solve the problem.The following data represents the number of employees at a company at the start of each year since the company began. Find the slope of the line of best fit for the data set and interpret it.

What will be an ideal response?

Mathematics