Identify the Surface by Eliminating the Parameters from the Vector-Valued $\mathbf { r } ( u , v ) = 6 \cos v \cos u \mathbf { i } + 6 \cos v \sin u \mathbf { j } + 3 \sin v \mathbf { k }$

question 106

Multiple Choice

Identify the surface by eliminating the parameters from the vector-valued function $\mathbf { r } ( u , v ) = 6 \cos v \cos u \mathbf { i } + 6 \cos v \sin u \mathbf { j } + 3 \sin v \mathbf { k }$

• A) plane
• B) sphere
• C) paraboloid
• D) cylinder
• E) ellipsoid

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Reserve Requirements

Central bank regulations that set the minimum amount of reserves that must be held by a commercial bank, affecting the bank's ability to lend.

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Discount Rate

The interest rate the Fed charges banks that borrow reserves