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The two square roots of 400 are: 20 and -20.

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โˆ™ 2011-04-12 20:01:46
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โˆ™ 2021-09-21 19:51:01

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Q: What is the real square roots of 400?
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Related questions

All the real square roots of 400?

-15 15


What are the square roots of 400?

20 and -20


What are square roots of the number 400?

20


What the square roots of -256?

There are no real square roots of -256. But using complex numbers the square roots of -256 are 16i and -16i.


What are thre two square roots of 400?

They are -20 and +20.


What is the square rout of 400?

20. * * * * * Sort of. ± 20 are the square roots (not rout!) of 400.


What is the real number roots of the square root of 169?

There are two roots, both real: -13 and +13


What are the perfect square roots between 200 and 400?

300


What are positive square roots called?

They are called real numbers. Negative square roots must be complex numbers.


Real square roots of -196?

None. The square of any real number must be non-negative.


Are real numbers closed under the square root operation?

No. Negative numbers are real but their square roots are not.


What are all the real square roots of 0.0625?

0.0625 has a grand total of 2 square roots, and they're both real. They are +0.25 and -0.25


What is the real number root of sqrt -144?

Negative numbers have no real square roots.-144 has two square roots: 12i and -12i.


20 is the square root of?

20 is one of the two square roots of 400.


What is the real square roots of 144?

12 and -12. There are no additional complex roots.


Is the square root a real number?

The square roots of any positive real number are a positive and a negative real number. The square roots of any negative real number are a positive and a negative imaginary number. The square roots of any imaginary number or any complex number are two complex numbers.


What is the real square root of 400?

20 and -20


Is the square root of 400 a real numbers?

Yes, they are.


What is all the real square roots in 0.0049?

-0.07 and +0.07


What are all the real square roots of 225?

It is 15, -15.


When do you use square roots in real life?

When measuring distance


How to tell if there are no real roots?

The real roots of what, exactly? If you mean a square trinomial, then: If the discriminant is positive, the polynomial has two real roots. If the discriminant is zero, the polynomial has one (double) real root. If the discriminant is negative, the polynomial has two complex roots (and of course no real roots). The discriminant is the term under the square root in the quadratic equation, in other words, b2 - 4ac.


Which whole numbers have square roots between 1 and 20?

All whole numbers between 1 and 400 (=20 square).


What can be determined from roots of real numbers?

The short answer is "Nothing". In the complex domain, the number of nth roots of any real number is n. Every non-negative real number has 2 square roots. Every real number has 3 cube roots. Every non-negative real number has 2 real square roots and 2 imaginary ones. and so on. So what?


Find all real square roots of 0.0036?

.06 and .06

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