Answer:
453.73cm³
Step-by-step explanation:
V
=
π
r
2
h
3
3.14× 8.5²× 6/3
76% is the correct.....
Answer:14
(7y + 3x)(7y - 3x)
a² - b² = (a + b)(a - b)
49y² - 9x² = (7y)² - (3x)² {a = 7y ; b - 3x}
= (7y + 3x)(7y - 3x)
