Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest ten. Does the estimate give you reason to doubt the stated sum?
A. Estimate: 180 ; yes
B. Estimate: 140 ; yes
C. Estimate: 160 ; no
D. Estimate: 170 ; no
Answer: D
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Determine whether the argument is valid or invalid.If you are infected with the measles, then it can be transmitted. The results are grave and it cannot be transmitted. Therefore, if the results are not grave, then you are infected with the measles
A. Valid B. Invalid
Find an equation of the plane through the origin and parallel to the plane -3x+6y-3z=-1
What will be an ideal response?
Fill in the blank with one of the words or phrases listed below. Not all choices will be used and some choices may be used more than once.
The 
of a list of terms is the product of all common factors.
A. difference of two squares B. difference of two cubes C. greatest common factor D. perfect square trinomial
Convert the number in the sentence to standard notation.In 2001, the total value of imports and exports for a certain country was $954.9 billion.
A. 954,900,000,000,000 B. 95,490,000,000 C. 9,549,000,000,000 D. 954,900,000,000