Answer:
The answer after division is: 
Step-by-step explanation:
The given question involves two mixed fractions that are being divided.
First of all, we will convert the fractions into proper fractions
When the division is performed, the second fraction is reversed
So dividing gives us:
Hence,
The answer after division is:
Answer:
non of them it should be 32 iʻm pretty sure
Step-by-step explanation:
Cos (B) = (a^2 + c^2 -b^2) / (2 * a * c)
cos (B) = (11^2 +17^2 -12^2) / (2 * 11 * 17)
cos (B) = (121 + 289 -144) / (374)
cos (B) = 266 / 374
cos (B) =
<span>
<span>
<span>
0.7112299465
Angle B = </span></span></span>44.665 degrees
Answer:
i think is c tell me if im right
-9-(12-3x)=-9-1*(12)-1*(-3)=-9-12+3x=-21+3x=3(x-7)
