diagonal = sqrt(a^2 +b^2)
20 = sqrt(12^2 +b^2)
20= sqrt(144+b^2)
20^2 = 144 + b^2
400 = 144 + b^2
256 = b^2
b = sqrt(256) = 16
it is 16 inches wide
I believe you would Add like terms so 4x^2-4x-3
Answer:
2
Step-by-step explanation:
We have to get the value of the expression of - ∛(- 8).
Now, we can write the expression as
- ∛(- 8)
=
=
{Converting into exponent form}
=
{Since (- 2) × (- 2) × (- 2) = - 8}
=
{Since we know that
}
= - [- 2]
= 2 (Answer)