Math, asked by sivask, 1 year ago

find the quadratic equation be square minus b 9 + 20 equal to zero give answer

Answers

Answered by Vinayak333
1
b²-9b+20=0
b²-5b-4b+20=0
b(b-5)-4(b-5)=0
(b-4)(b-5)=0
b-4=0 or b-5=0
b=4 or b=5
I HOPE THIS WILL HELP YOU MARK ME BRAINLIEST
Answered by mysticd
0
Hi ,

b² - 9b + 20 = 0

b² - 4b - 5b + 20 = 0

b( b - 4 ) - 5 ( b - 4 ) = 0

( b - 4 )( b - 5 ) = 0

Therefore ,

b - 4 = 0 or b - 5 = 0

b = 4 or b = 5

I hope this helps you.

: )
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