3x²-6=21:
X²-5x=-6:
X²+2x -4=0:
2x²+5x-4=0:
Paki sagot po guyss, yung matinong sagot po pls
X²-5x=-6:
X²+2x -4=0:
2x²+5x-4=0:
Paki sagot po guyss, yung matinong sagot po pls
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1. 3x^2-6=21
3x^2-27=0
a=3,b=0,c=-27
=0^2-4(3)(-27)
=0-12(-27)
=324
2. x^2-5x=-6
x^2-5x+6=0
a=1,b=-5,c=6
=(-5)^2-4(1)(6)
=25-24
=1
3. x^2+2x-4=0
a=1,b=2,c=-4
=2^2-4(1)(-4)
=4+16
=20
4. 2x^2+5x-4=0
a=2,b=5,c=-4
=5^2-4(2)(-4)
=25+32
=57
Step-by-step explanation:
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