Answer:
Step-by-step explanation:
g(r) = 0 ⇒ 
⇒r=
và r=
Answer: C
Working out: (55,000 x 20) - (30,000 x 20) = $500,000
$1,100,000 - $600,000 =$500,000
9514 1404 393
Answer:
B. x = 2√11
Step-by-step explanation:
The square of the length of the diagonal is ...
d² = 6² + 8² = 36 +64 = 100
Then the length of x is found from ...
d² +x² = 12²
x² = 144 -100 = 44 . . . . . subtract d²
x = √44 . . . . . . take the square root
x = 2√11
That is correct because he only has 50$ and all three books cost 60$ so he doesn't have enough hope i helped
the answer is correct answer c. I=(2x - 3) m
