Question

factorise 7 x square + 40 X - 300​

Answer 1

Step-by-step explanation:

7x^2+40x-300

x= -40+-√1600-4×7×(-300)/14

= -40+-√1600+8400/14

= -40+-√10000/14

= -40+-100/14

= -20+-50/7................ is ur answer

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Answer 2

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Here is your answer user

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