Question

plz solve this question...... ​

Answer 1

Answer:

please mark me as brainliest

Answer 2

Answer:

splitting the middle term , we get

8x²-22x-21 = 0

= a = 8 , b = 22 , c = 21

x = -b √(b)² - 4ac/2a

=.-(-22) √(-22)² - 4*8*21/2*8

= -(-22) √(-22)²- 672/16

= -(-22) √484 - 672/16

= -(-22) √-188/16

= 22 - 188/16. //. 22+188/16

I hope it's help you