Math, asked by mm0950136, 5 hours ago

4x²-x+5 factorie solution

Answers

Answered by parmarvrushali
0

Answer:

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Answered by afroznaeemsayed
0

Answer:

Sayed Muhammad Ayaan

(22x2 -x) -5=0

Step-by-step explanation:

Factoring 4x2-x-5

The first term is, 4x2 its coefficient is 4 .

The middle term is, -x its coefficient is -1 .

The last term, "the constant", is -5

Step-1 : Multiply the coefficient of the first term by the constant 4 • -5 = -20

Step-2 : Find two factors of -20 whose sum equals the coefficient of the middle term, which is -1 .

-20 + 1 = -19

-10 + 2 = -8

-5 + 4 = -1 That's it

Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -5 and 4

4x2 - 5x + 4x - 5

Step-4 : Add up the first 2 terms, pulling out like factors :

x • (4x-5)

Add up the last 2 terms, pulling out common factors :

Step-5 : Add up the four terms of step 4 :

(x+1) • (4x-5)

Which is the desired factorization

1 • (4x-5)

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