<span>If logc81=2 then c=9
</span>
Answer:
1.12
Step-by-step explanation:
0.68 + 0.44 = 1.12
90°+b+b =180
90°+ 2b=180
2b=180-90
2b= 90
<u>2</u><u>b</u><u>=</u><u>9</u><u>0</u>
<u>2</u> = 2
b=45°
ave tried I don't know if its correct
Answer:
the second one is 343 to the 5 power
Step-by-step explanation:
thats all i know
srry honey
Answer:
-10 and 2
Step-by-step explanation:
1. Think about what numbers multiply to -20: -10 and 2, 10 and -2, -20 and 1, 20 and -1, 4 and -5, -4 and 5
2. Then, think about which of the above adds to -8. This leaves you with -10 and 2
