Express the Given Quantity in Terms of Sin X or Cos

question 247

Multiple Choice

Express the given quantity in terms of sin x or cos x.
- $\sin \left( \frac { 7 \pi } { 2 } + x \right)$

• A) \(\sin x - \cos x\)
• B) \(- \cos x - \sin x\)
• C) \(\cos x\)
• D) \(- \cos x\)

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Definitions:

Market Basket Measure

A benchmark of income poverty that estimates the cost of a specific set of goods and services representing a modest, basic standard of living.

Low-Income Cut-Off

A statistical threshold under which a family unit would be considered to be living in relative poverty, defined by their income.

Low-Income Measure

A statistical threshold used to identify individuals or families that earn significantly less than the average in their society, often used to target social support.

Intergenerational Poverty

Often occurs when children and youth grow up in households experiencing chronic poverty, where limited access to opportunities can start another cycle of poverty for the next generation.