Math, asked by TanishqSuri, 6 months ago

If A = 3x² – 7x - 8 and B = x² - 5x -4
find 2A + B.

Answers

Answered by rounik30

3

Answer:

2 (3x^2-7x-8+x^2-5x-4)

2 (4x^2-6x-12)

8x^2-12x-24

Answered by viveksoni75899

20

Step-by-step explanation:

A = 3x² – 7x - 8

B = x² - 5x -4

put value of A and B in 2A + B2

2(3x²-7x -8) + x² - 5x -4

6x² - 14x - 16 + x²- 5x -4

7x² - 19x -20

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