An estimate of the height, H metres, of a tall building can be found
using the formula
H = 3f...
Mathematics, 11.01.2021 16:10 gracemerci1
An estimate of the height, H metres, of a tall building can be found
using the formula
H = 3f + 15
where the building is f floors high.
A building is 85 floors high.
The real height of the building is 260m.
Work out the percentage error when estimating the height of this building using
the formula given.
Answers: 1
Mathematics, 21.06.2019 16:00
Use set builder notation to represent the following set: { -3, -2, -1, 0}
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Mathematics, 21.06.2019 19:10
With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.
Answers: 3
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Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?
Answers: 3
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