how to solve this question I' m in class 8 please help me with this and the value of b is given 1.1
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b² - 9 (b - 1)²
b² - 9 (b²+1-2b)
b² -9b²- 9 +18b
-8b² - 9 + 18b
-8 x 1.1² -9+18x1.1
-9.68 - 9 + 19.8
1.12
b² - 9 (b²+1-2b)
b² -9b²- 9 +18b
-8b² - 9 + 18b
-8 x 1.1² -9+18x1.1
-9.68 - 9 + 19.8
1.12
vaishnavi9621733670:
thank you so much sir
lol.. m a student.. n a girl too
Okay thanks miss girl n student
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