Someone plz help me on 21 and 22

1 answer:

3 0

21. A. Also, for 22 what is the first fraction? It is cut off

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ziro4ka [17]

$f(x)=\sqrt{1-x}\\\\The\ domain:1-x\geq0\ \ \ \ \ |subtract\ 1\ from\ both\ sides\\\\-x\geq-1\ \ \ \ \ |change\ signs\\\\x\leq1$

Answer: C. x≤1.

7 0

3 years ago

cupoosta [38]

Answer:

should be 4x+2

Step-by-step explanation:

8 0

4 years ago

ratelena [41]

M=-1

4m+2(m+1)=9m +5
4m+2m+2=9m+5
6m+2=9m+5
6m+2-6m= 9m+5-6m
2-5=3m+5-5
-3/3=3m/3
m=-1

3 0

3 years ago

likoan [24]

divide 224 by 16

224 / 16 = 14 hours

5 0

3 years ago

worty [1.4K]

The correct answer would be 616

6 0

3 years ago