Question

Select one of the factors of 5x2 + 7x + 2

(5x – 2)

(x + 2)

(5x + 1)

None of the above

Answer 1

5x2 + 5x + 2x + 2 --> 5x(x+1) + 2 ( x + 1) --> two factors are x+1 and 5x+ 1

Answer 2

5x + 2*

Answer 3

5x^2 + 7x + 2

5x^2 + 5x + 2x + 2

5x ( x + 1) + 2( x+ 1)
( 5x + 2) ( x+1)

ANSWER = None of the above

Answer 4

Thats what i though

Answer 5

:)

Answer 6

yep

Answer 7

Could yall help with a couple more?

Answer 8

Select one of the factors of x3y2 + 8xy2 – 5x2 – 40

(xy2 + 5)

(x2 + 4)

(xy2 – 5)

(x2 – 8)

Answer 9

x^3y^2 + 8xy^2 – 5x^2 – 40

xy^2 ( x^2 + 8) -5( x^2 + 8)

( xy^2 - 5) ( x^2 + 8)

ANSWER = ( xy^2 - 5)

Answer 10

Select one of the factors of x3 + 3x2 + 7x + 21.

(x + 7)

(x2 + 3)

(x + 21)

None of the above

Answer 11

x^3 + 3x^2 + 7x + 21.
x^2 ( x + 3) + 7 ( x+ 3)

( x^2 + 7) ( x+3)

ANSWER = None of the above

Answer 12

Thank you so mch!

Answer 13

Np:)