Math, asked by gunjanmehta1129, 11 months ago

3x square + 2x - 8 : factorise by splitting the middle term​

Answers

Answered by sabrinanandini2
14

Answer:

Step-by-step explanation:

3x²+2x-8

Product : -24

Sum : 2

Pairs : -4,6

3x²+6x-4x-8

3x(x+2)-2(x+2)

(3x-2) (x+2)

x= 2/3 or x = -2


sabrinanandini2: nark say brainliest
gunjanmehta1129: thanku
gunjanmehta1129: but the 2nd factor will be 3x -4
sabrinanandini2: Thanks for marking
sabrinanandini2: How will it be??
Answered by hbmck
2

answer is either 6 or 4


gunjanmehta1129: sry but u are wrong
hbmck: sorry i forgot to mention - ve sign
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