Find a factor which is common to all three binomial expre...
Find a factor which is common to all three binomial expressions 4a2 - 9b2, 8a3 + 27b3, (4a + 6b)2
4a + 6b
4a - 6b
2a + 3b
2a - 3b
none
Correct answer is C
4a2 - 9b2, 8a3 + 27b3, (4a + 6b)2 = (2a + 3b)(2a - 3b)
8a3 + 27b3 = (2a)3 + (3b)3
= (2a + 3b)(4a - 6ab = 9a2)
(4a + 6b)2 = 2(2a + 3b)2
The bearing of Q from P is 122o, what is the bearing of P from Q?...
Marks 3 4 5 6 7 8 Frequency 5 y - 1 y ...
An (\(n - 2)^2\) sided figure has n diagonals. Find the number n diagonals for a 25-sided figure...
If \(\frac{y-3}{2}<\frac{2y-1}{3}\), which of the following is true?...
The expression \(\frac{5x + 3}{6x (x + 1)}\) will be undefined when x equals ...
A ladder 9m long leans against a vertical wall, making an angle of 64° with the horizontal ...