3 years ago

How do i do this i'm really confused it's nothing i've done before

Mathematics

1 answer:

laila [671]3 years ago

6 0

What is the question pls so I might be able to help

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What is the common denominator of 1/a+1/b in the complex fraction ((1/a-1/b)/(1/a+1/b)? A^2b^2 a-b a+b ab

S_A_V [24]

Answer:

D. ab

Step-by-step explanation:

1/a + 1/b =
b / ab + a / ab =
(b + a) / ab

The common denominator is ab

Correct choice is D

7 0

3 years ago

BRAIN TO CORRECT ANSWER!!

zmey [24]

Answer:

It is B

Step-by-step explanation:

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3 years ago

Which expression is equivalent to 3(6m)+m?<br> A)19m B)21m C)7m+3 D)18m+6m(with exponent 2)

julsineya [31]

A) 19m because 3 times 6 is 18 then you add m, which would be 19m

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3 years ago

Another name for a hexahedron

Mariana [72]

Answer: a cube

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4 years ago

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If r = 6 units and h = 8 units, what is the volume of the cylinder shown above? Use 3.14 for .

MariettaO [177]

Answer:

the volume of the cylinder is 904.32 m³

Step-by-step explanation:

Volume of a cylinder is $\pi r^{2}h$

π = 3.14

r = 6 units

h - 8 units

Substitute for the values in the volume equation

V = 904.32

6 0

3 years ago