Question

Q.4. Expand the following using suitable identities: a. (0.9p -1.8q)2 b. (7a + a)? b. (7a + a) c. (6-xy) (6+xy) d. (x - 5) (x-3)​

Answer 1

Answer:

1993, 2003 Mike Rosser y y = x3 y = x2 y = x2 –x 0 x y = x3 –y Figure 4.14 Table 4.3 x 0 1 2 3 4 5 6 7 8 9 y = x 0.5 0 1 1.414 1.732 2 2.236 2.449 2.646 ...