Find a polar equation of the conic with a focus at the pole and the given eccentricity and directrix.e = 4, r = 5 sec ?

A. r = 
B. r = 
C. r = 
D. r = 


Answer: C

Mathematics

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Multiply. Assume that no radicands were formed by raising negative numbers to even powers.( - )

A.  - 
B. 12
C.
D. 3 + 3

Mathematics

Provide an appropriate response.Scientific notation is in the form b × 10n where n is an integer. What are the bounds on b?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Find the product.

What will be an ideal response?

Mathematics

Multiply.

A. 4412 B. 4612 C. 4522 D. 4512

Mathematics