4 years ago

Add the polynomias:(8x^2-5x+7)+(7x^3-3x)

Mathematics

2 answers:

mezya [45]4 years ago

3 0

Answer:

$7x^{3} + 8x^{2} -8x + 7$

Step-by-step explanation:

$(8x^{2} - 5x + 7) + (7x^{3} - 3x) = 8x^{2} - 5x + 7 + 7x^{3} - 3x = 7x^{3} + 8x^{2} - 5x - 3x + 7 = 7x^{3} + 8x^{2} -8x + 7$

xxMikexx [17]4 years ago

3 0

Answer:

7x³ + 8x² -8x + 7

Step-by-step explanation:

8x² - 5x +7 + 7x³ - 3x

7x³ + 8x² + (-5x -3x ) + 7

7x³ + 8x² -8x + 7

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Add the polynomias:(8x^2-5x+7)+(7x^3-3x)​

Add the polynomias:(8x^2-5x+7)+(7x^3-3x)