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Practice polynomials
solve and show your work
3x^2-14x-5

2 Answers

4 votes

Answer:

Explanation:

Standard form:

3x2 − 14x − 5 = 0

Factorization:

(x − 5)(3x + 1) = 0

Solutions based on factorization:

x − 5 = 0 ⇒ x1 = 5

3x + 1 = 0 ⇒ x2 = −1

3

≈ −0.333333

Extrema:

Min = (2.333333, −21.333333)

Answer:

(3 x + 1 ) ( x − 5 )

User Sameer Karjatkar
by
8.0k points
3 votes

Answer:

( − 5 ) ( 3 + 1 )

Explanation:

Use the sum-product pattern: 3 2 − 1 4 − 5

3 2 + − 1 5 − 5

Common factor from the two pairs: 3 2 + − 1 5 − 5

( 3 + 1 ) − 5 ( 3 + 1 )

Rewrite in factored form

User Ballon
by
7.5k points

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