Find the Amplitude, Period and Phase Shift Of $y = - \frac { 5 } { 4 } \cos \left( 2 x - \frac { 4 \pi } { 3 } \right)$

question 15

Multiple Choice

Find the amplitude, period and phase shift of $y = - \frac { 5 } { 4 } \cos \left( 2 x - \frac { 4 \pi } { 3 } \right)$

• A)amplitude: \(\frac { 5 } { 4 }\), period: \(\pi\), phase shift: \(\frac { 2 \pi } { 3 }\)To the left
• B)amplitude: \(\frac { 5 } { 4 }\), period: \(2 \pi\), phase shift: \(\frac { 4 \pi } { 3 }\)To the right
• C)amplitude: \(- \frac { 5 } { 4 }\), period: \(\pi\), phase shift: \(\frac { 5 \pi } { 3 }\)To the left
• D)amplitude: \(- \frac { 5 } { 4 }\), period: \(2 \pi\), phase shift: \(\frac { 2 \pi } { 3 }\)To the right
• E) amplitude: \(\frac { 5 } { 4 }\), period: \(\pi\), phase shift: \(\frac { 2 \pi } { 3 }\)To the right

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Definitions:

Rights Offering

A form of raising capital where a company offers existing shareholders the right to purchase additional shares at a discounted price before offering them to the public.

Price-earnings Ratio

The price-earnings ratio (P/E ratio) is a valuation metric comparing a company's current share price to its per-share earnings, helping investors assess the value of a stock.

Value Of A Right

The theoretical financial value of a right given to existing shareholders to purchase additional shares at a discount before a new issuance.

Rights Offering

A method by which a company offers new shares to its existing shareholders in proportion to their current shareholding, typically at a discount to the current market price.