39 / 80 Marks U 1 2 3
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 260 m.
Work out the percentage error when estimating the height of this building using
the formula given.
Total marks: 4

false

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b

step-by-step explanation:

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

answer: domain and range mean all possible values of x and y that could be substituted to the inequality. a solution means all possible values that make the inequality statement true. so while the range is still all real numbers, the solution is the shaded area, for which y will always be greater than the line of the function.