solve the second question in Q.1
Attachments:
pandasb09:
9x2+25=0,9x2=-25,x2=25/9,x=25/9 whole root=5/3 x=5/3
Answers
Answered by
3
Answer:
Step-by-step explanation:
9x²-25=0
x²=25/9
x=√(25/9)
x= ±5/3
method 2
(3x)²-5²=0
(3x+5)(3x-5)=0
x=5/3, -5/3
Answered by
1
Answer:
x = 5/3 & -5/3
Step-by-step explanation:
9x^2 - 25 = 0
=> 9x^2 = 25
=> x^2 = 25/9
=> x = √(25/9)
=> x = + 5/3
so, by factorisation x = +5/3 & -5/3.
hope it helps.
please mark me as brainliest.
Similar questions