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3 years ago

Can you simplify (7+sqrt of 5)(3-sqrt of 5)

Mathematics

1 answer:

Delvig [45]3 years ago

6 0

(7+√5)(3-√5)=21-7√5+3√5-5=16-4√5

Answer: (7+√5)(3-√5)=16-4√5

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3721nm equals how many m

e-lub [12.9K]

Answer:

0.000003721m

Scientific Notation: 3.72*10^-6

Step-by-step explanation:

1nm is 1*10^-6nm

Based on that we find the answer above.

8 0

3 years ago

What is the answer to 2a + 3b =

Rainbow [258]

Answer:

2a+3b

Step-by-step explanation:

There wouldn't be a simplfied answer or solution if you don't have a solution for either a or b or both. And they are not like terms, so you can't add them together.

So the answer is 2a + 3b.

I hope this helps!

Have a great day!

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3 years ago

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Korolek [52]

Answer:

the best equation would be A-99=n

Step-by-step explanation:

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3 years ago

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How do you find the length of a diagonal right triangle ?

V125BC [204]

Unsure what you mean by diagonal right triangle

but if you wanted to find the hypothenuse (longest side) of a right triangle, you can apply pythagorean theorem

$a^2+b^2=c^2$
where c is the hypothenuse
a and b are the other sides

7 0

3 years ago

Solve (x – 3)2 = 49. Select the values of x.

PIT_PIT [208]

Answer:

Step-by-step explanation:

$(x - 3)2 = 49 \\ \frac{(x - 3)2}{2} = \frac{49}{2} \\ x - 3 = 24.5 \\ x - 3 + 3 = 24.5 + 3 \\ x = 27.5 \\$

6 0

2 years ago

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