Convert the units using unit fractions.20 yd =  ft

A. 240
B. 720
C. 60
D. 180


Answer: C

Mathematics

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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 

What will be an ideal response?

Mathematics

Round the number as indicated.488,435 to the nearest ten thousand

A. 500,000 B. 490,000 C. 488,000 D. 480,000

Mathematics

Suppose you have the following project digraph. (The numbers in parentheses represent hours.) Using the decreasing-time algorithm to schedule this project with two processors results in a completion time of

A. 18 hours. B. 23 hours. C. 19 hours. D. 22 hours. E. none of these

Mathematics

Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.cos ? sin ?

A.
B.
C.
D.

Mathematics