Answer:
x^2-2x-4=0
Δ=2^2-4*1*(-4)
Δ=4+16=20
VΔ=2V5
x1= (2+2V5)/2=1+V5
the answer is D
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
These are all of the possible ratios:
- 1:3
- 8:24
-4:12
-2:6
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Hope this helps. - M
Answer:
substitute x=1/2 in the equation then it will be
