Question

4. Multiply and verify the result :
(i) (3x – 2y(x + 5y) when x = 1, y = -1​

Answer 1

Answer:

x = 1

y = -1

(3x - 2y )(x + 5y)

= {( 3×1) - (2×-1 )} { 1 + (5×-1)}

={3+2}{1-5}

= 3(1-5)+2(1-5)

= 3-15+2-10

= -12-8

=-20

Step-by-step explanation:

Hope it will help u .