Question

7x²-3x+k=10 if one zero is 9 find other?​

Answer 1

Step-by-step explanation:

$7x {}^{2} - 3x + k = 10 \\ or \: \:7 \times (9) {}^{2} - 3 \times 9 + k = 10 \\ or \: \: 567 - 27 + k = 10 \\ \\ or \: \: \: \: k = 10 + 27 - 567 \\ = 530$

Answer 2

Answer:

yes thank you brother

Step-by-step explanation:

I also have doubt