Answer:
(-9.5, 6.75)
Step-by-step explanation:
I inputted both equations on the desmos website and they met at this point
Answer and Step-by-step explanation:
Code: 2 letters | 4 digits | 3 letters
Options for letters: 26 (a b c d e f g h i j k l m n o p q r s t u v w x y z)
Options for letters: 10 (0 1 2 3 4 5 6 7 8 9)
How many different codes are possible?
26.26.10.10.10.10.26.26.26 = 26⁵.10⁴
How many codes are possible if repeating letters and digits is not allowed?
26.25.10.9.8.7.24.23.22 = 3.97837.10¹⁰
How many codes are possible if repeats are not allowed and the first letter must be 'X' and the first digit must be '4'?
1.25.23.1.9.8.7.24.23.22 = 1.53014.10⁸
If the wrong code is entered the vault automatically locks and the alarm sounds. Suppose repeating letters and digits are allowed in the code. What is ther probability of a thief breaking into the vault if the thief has no prior knowledge of the secret code?
1/(26⁵.10⁴)
If the 432 thousandths and 396 thousandths got compared first, it would sound like the 87.421 should be greater, but its not, the 91.396 is.
But with the thousandths place being compared here, the .421 would be greater, therefore that being called the greater number.
-Hope this helped
Answer:
3890
Step-by-step explanation:
1. 30 - [(9 x 2) - (3 x 4)]
30 - [(9 x 3) - (3 x 4)]
30 - (18 - 12)
30 - 14
Answer: 16