There is a really easy way to find this out I can't really help you so if you just look it up on google you should get your awnser
Answer:
-4/5
Step-by-step explanation:
Answer: x=−5 or x=5
Step-by-step explanation:
−3x4+27x2+1200=0
Step 1: Factor left side of equation.
−3(x2+16)(x+5)(x−5)=0
Step 2: Set factors equal to 0.
x2+16=0 or x+5=0 or x−5=0
x=−5 or x=5
Answer:
4, 8, 6
Step-by-step explanation:
4 is cost, 6 is acid rain, 8 is, recycling
