Find the sum of the series.


Mathematics

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Provide an appropriate answer.Use the following frequency distribution to determine the modal class (or classes).

A. 3-12; 43-52; 53-62 B. 33-42 C. 23-32 D. 53-62

Mathematics

Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(13x + 11)(13x - 11)

A. 169x2 - 286x - 121 B. 169x2 - 121 C. x2 - 121 D. 169x2 + 286x - 121

Mathematics

In the following ?ABC, where ?3 is the exterior angle of ?B the following must be true:





(a) ?1 > ?2
(b) ?3 > ?2
(c) ?3 > ?1
(d) ?2 > ?1
(e) ?1 + ?2 = ?3
(f) Both (a) and (b) are correct.
(g) Answers (b), (c) and (e) are all correct.

Mathematics

Solve the exponential equation and approximate the result, correct to three decimal places.32x - 4 ? 3x = 21

A. 0.254 B. 1.771 C. 1.000 D. ?

Mathematics