Math, asked by saanvi9778, 3 months ago

Mathematics 2 question
pls do answer fast
i will make u brainliest

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Answers

Answered by AdithyaKrishnaaR

1

Answer:

the answer is "ab"

Step-by-step explanation:

the steps are given in the attachement

Attachments:

Answered by atharv1111100000

1

Answer:

a] -2

b) a+3b

Step-by-step explanation:

a) 2x²+5x; x=-2

Put the value of x in the equation

:2(-2)²+5(-2)

=2*4+(-10)

=8-10

=-2

:: final answer is -2

b] 2a+ b , a - 2b

:2a+b - (a-2b)

=2a+b-a+2b

=a+3b

:: 2a+b is greater than a-2b by a+3b

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