3 years ago

Simplify:

Mathematics

1 answer:

Ray Of Light [21]3 years ago

7 0

B) 3. Is your answer

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Colin was thinking of a number. Colin subtracts 5 from it and gets an answer of 10.7. What was the original number?

Gemiola [76]

Answer:

15.7

Step-by-step explanation:

10.7 + 5 = 15.7

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2 years ago

What is the solution set of {x | x > -3} {x | x < 3}?

givi [52]

x > -3

x < 3

<em><u>-3 < x < 3</u></em>

question didn't mention about "x is real number, or positive, or negative etc".. so we can't say anything more

for example: x can be -2,-1,0,1,2

but if only positive, x can be = 1,2

" " negative, x can be = -1, -2

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3 years ago

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Kitty [74]

panocha

Step-by-step explanation:

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3 years ago

Find the area of a triangle with a base of 18 feet and a height of 7 feet

amid [387]

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3 years ago

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How many whole numbers are there, whose squares and cubes have the same number of digits?

Naddik [55]

Answer:

there are only 4 whole numbers whose squares and cubes have the same number of digits.

Explanations:

let 0, 1, 2 and 4∈W (where W is a whole number), then

$0^2=0$ , $0^3=0$ ,

$1^2=1$ , $1^3=1$ ,

$2^2=4$ , $2^3=8$ ,

$4^2=16$ , $4^3=64$ .

You can see from the above that only four whole numbers are there whose squares and cubes have the same number of digits

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