Question

xatby
=d-ab + ab-bad-b
(iii) (0.8a+ 0.3b)(0.5a-1.2b)
0.8ax0.5a+ 0.8ax(-1.2b)+0.3bx0.5a
= (0.8x0.5)xaxa+0.8-(-1.2)xaxb+
0.4-0.96ab+ 0.15ab-0.36b2 = 0.4
प्रश्नमाला 4(E
गुणनफल ज्ञात कीजिए-
1. (i) 5ax9b
(ii) 15dx4d
2.
214
316​

Answer 1

Answer:

nice question........

Answer 2

Answer:

whay is this can't understand

Step-by-step explanation:

please mark as brainleast