Question

Multiply and verify the result by taking a=-1,b=2,c=1 ( Don't spam otherwise I will report your all answers) ​

Answer 1

Step-by-step explanation:

please refer to the image....

Answer 2

Answer:

Step-by-step explan

Let,given a=1,b=2,c=1

sub in opp (d)

so =>(1/2(1)-3(2))sq

=> (1/2-3(2))sq

=> (1/2-6/1)sq

=> (1-12/2)sq

=> (-11/2)sq

=> (121/4)

i hope it may helpfull to you

thank you