Mathematics, 29.12.2019 23:31, val926

Determine if this conjecture is true. if not, give a counterexample.

the sum of two negative numbers is less than −1.

false; −1/4 + (−1/4) > −1
true
false; −1 + (−1) < −1
false; 0 + (−1) = −1

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, haleylecompte

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Answers: 2

continue

Mathematics, 21.06.2019 17:30, blakestuhan

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Answers: 1

continue

Mathematics, 21.06.2019 19:30, bakaoffire

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Answers: 1

continue

Mathematics, 21.06.2019 21:30, Brendah7145

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?

Answers: 1

continue

Do you know the correct answer?

Determine if this conjecture is true. if not, give a counterexample.

the sum of two nega...