Question

Choose the correct answer :
1 ) y3 x y7 ? =
a)y7
b) y10
c ) y3
d ) y21
2 ) 4x6 x 2x2
a ) 8x8
b ) 4x12
c ) 2x8

Answer 1

Answer:

ok

Step-by-step explanation:

y10. 4×12.os cotrect ans

Answer 2

Answer:

(i)$y^{10}$

$Using ~identity :a^m ×a^n =a^{m+n}$

(ii)$8^8$