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ankoles [38]
3 years ago
9

Which equation is true for x = –6 and x = 2?

Mathematics
2 answers:
Svetllana [295]3 years ago
6 0
It’s will be 2x2 + 8x - 24 = 0 !!!
Neko [114]3 years ago
5 0

Answer:

2x2 + 8x – 24 = 0

Step-by-step explanation:

2 {x}^{2}  + 8x - 24 = 0 \\ lhs  \\  =2 {x}^{2}  + 8x - 24 ..(plug \: x =  - 6) \\ 2 {( - 6)}^{2}   + 8( - 6) - 24 \\  = 72 - 48 - 24 \\ 72 - 72  \\  = 0 \\  = rhs \\  \\ lhs  \\  =2 {x}^{2}  + 8x - 24 ..(plug \: x =  2) \\ 2 {( 2)}^{2}   + 8( 2) - 24 \\  = 8  + 16 - 24 \\ 24 - 24  \\  = 0 \\  = rhs \\

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