Question

if A = [a b
c d]. find the value of -4A + 5A'​

Answer 1

Answer:

abcd

Step-by-step explanation:

-4(abcd)+5(abcd)

=1(abcd)

=abcd

Answer 2

Answer:

Solution

The correct option is A 2

Given ABCD is a parallelogram.

So AB = CD

(

∵

opposite sides of parallelogram

are equal

)

∴

3

x

+

4

=

10

⟹

x

=

2

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