Express the number in decimal notation.8.1 × 105

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


Answer: D

Mathematics

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Decide whether or not the given equation is an identity. +  = 2 tan 2x

A. Yes B. No

Mathematics

Use the ratio test to determine if the series converges or diverges.

A. Diverges B. Converges

Mathematics

Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(x + 11)(x - 11)

A. x2 + 22x - 121 B. x2 - 22x - 121 C. x2 - 121 D. x2 - 22

Mathematics

Choose the equation that matches the rational function graphed.

A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 

Mathematics