Question

Find the product and verify the result x=-1,y=2 (2x-5y)(x-3y)

Answer 1

Answer:

(2×1 - 5×2)(1 - 3×2)

= (-8)×(-6)

= +48

May be it's helpful.

Answer 2

Answer:

84

Step-by-step explanation:

given data-

x=-1 y=2

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

with value it will be written as-

[2(-1)-5(2)] [(-1)-3(2)]

(-2-10) (-1-6)

(-12) (-7)

nothing but-

-12 x (-7)

+84 also written as 84

Why is it +84?

Because in Integers

(-)x(-)= (+)