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LUCKY_DIMON [66]
3 years ago
13

Rationalise the denominator 5 by√7-√5

Mathematics
1 answer:
taurus [48]3 years ago
4 0

i wasn't sure on how to explain it so i just attached ur answer

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Which is steeper: a road with a 12% grade or a road with a pitch of 1 in 8?
11Alexandr11 [23.1K]

Answer:

A road with a pitch of 1 in 8 is steeper.

Step-by-step explanation:

Let us convert these to the same units so that we can better compare them.

\frac{1}{8} = 0.125

0.125=12.5 %

As 12.5% is greater than 12%, the road with a pitch of 1 in 8 will be steeper.

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4 years ago
An oblique square prism is shown. An oblique square prism is shown. The square has side lengths with a measure of x. The distanc
dimaraw [331]

Answer:

Your answer is C.) x2(x – 2) cubic units

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Step-by-step explanation:

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3 years ago
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Pwese<br><br><br> Math suks lol and I didn't learn this
RUDIKE [14]

Answer:

y = 1/9 x z^3

Step-by-step explanation:

y is jointly proportional to x and z^3

y = k * x * z^3 where k is the constant of proportionality

y =12, x = 4 and z =3

12 = k * 4 * 3^3

12 = k * 4 * 27

12 = k * 108

12/108 = k

1/9 = k

y = 1/9 x z^3

8 0
3 years ago
Which statement is true about the function f(x) = 7
TEA [102]

Answer:

the function is EVEN because f(x)= f(-x)

Step-by-step explanation:

Key to find if a function f(x) is even or odd is to replace the x with -x

if the results comes out to be f(x) then it is even function

if the results comes out to be -f(x) then it is odd function

where as graphically even f(x) will be symmetric around the y-axis and odd f(x) will be symmetric around the origin.

In given case f(x)=7

if we replace x with -x in above equation then results is 7

f(-x)= 7

hence f(x)= f(-x) = 7

!

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4 years ago
The radius of a cylindr water tank is 5.5ft and its height is 13ft. what is the volume of the tank. Also Use 3.14 for pie, annnd
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Answer:

hmm

Step-by-step explanation:

8 0
3 years ago
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