How do you solve #8x^2 = 56#?

Answer 1

x = + - #sqrt(7)#

#x^2 = 56 / 8#
#x = sqrt(56/8)#
x = + - #sqrt(7)#
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Answer 2

To solve the equation 8x^2 = 56, you first divide both sides by 8 to isolate x^2. This gives you x^2 = 7. Then, take the square root of both sides to solve for x. Since the square root of 7 is an irrational number, the solution will be expressed as both positive and negative square roots of 7: x = ±√7.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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