Solve -3xsquare+12x+1440
Answers
Answered by
1
Step-by-step explanation:
3x²+12x+1440
3x²+12x=1440
x²+12x=1440÷3
x²+12x=480
x²+X=480÷12
x³=40
x=18.93
Hope it will help you
nihar12e87:
plz explain the 2nd step
Answered by
2
Answer:
3x² + 12 x + 1440
3x² + 12x = 1440
x² + 12 x = 1440 ÷ 3
x² + 12 x = 480
x² + X = 480 ÷ 12
x³ = 40
x = 18.93
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