A^2 = 16
a^2 = 4^2
a = 4
answer:<span> side length = 4 unit</span>
Answer: 119.545454545
Step-by-step explanation:
Answer:
D) 2x² + x - 10
Step-by-step explanation:
First, distribute the negative sign to all terms within the second parenthesis:
- (4x - x² + 6) = -4x + x² - 6
Next, combine like terms:
5x + x² - 4 - 4x + x² - 6
(x² + x²) + (5x - 4x) + (-4 - 6)
2x² + x - 10
2x² + x - 10 , or D) is your answer.
Answer: 45,697,600
<u>Step-by-step explanation:</u>
There are 26 letters in the alphabet and numerals to choose from. There is nothing that says that letters and numbers cannot be repreated. So,
X X X X - Y Y
= 26·26·26·26·10·10
= 26⁴(10)²
= 45,697,600
