Step-by-step explanation:
or,[(√-x-1)+(√x+9)]^2=4^2
or,(√-x-1)^2+2√(-x-1)(x+9)+(√x+9)^2=16
or,-x-1+2√-x^2-10x-9 +x+9=16
or,2√-x^2-10x-9=8
or,√-x^2-10x-9=4
squaring on both sides
or,-x^2-10x-9=16
or,-x^2-10x=25
or,-x(x+10)=25
Either,
x=-25 or, x=15.
Answer:
y intercepts are (0,3), x intercepts are (0.43, 0)
Step-by-step explanation:
I think that's correct I'm not to sure.
Answer:
132
Step-by-step explanation:
99 ÷ 3 equals 33. 33x4 equals 132
<span>DO,K = (6, 12) (3, 6) The scale factor is 1/2</span>
Answer:
top 83 1/5
bottom 1,248
Step-by-step explanation:
i got it right
