Question 12 information reference tables look at each expression. is it a factor of 8x4 + 2x2 - 45 when this expression is fully factored? select yes or no for expressions a -

d.

a. 2x2 + 3 yes no

b. 2x2 + 5 yes no

c. 2x - 3 yes no

d. 4x2 - 9 yes no

Question

Mathematics

Sage Schaefer

3 May, 10:10

Question 12 information reference tables look at each expression. is it a factor of 8x4 + 2x2 - 45 when this expression is fully factored? select yes or no for expressions a -

d.

a. 2x2 + 3 yes no

b. 2x2 + 5 yes no

c. 2x - 3 yes no

d. 4x2 - 9 yes no

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Answers (1)

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Grace Browning · Answer 1

8x^4 + 2x^2 - 45 = (2x^2 + 5) (4x^2 - 9) = (2x^2 + 5) (2x + 3) (2x - 3)

(a) 2x^2 + 3 ... no

(b) 2x^2 + 5 ... yes

(c) 2x - 3 ... yes

(d) 4x^2 - 9) ... no ... not when it is fully factored

Question 12 information reference tables look at each expression. is it a factor of 8x4 + 2x2 - 45 when this expression is fully factored? select yes or no for expressions a -d.a. 2x2 + 3 yes nob. 2x2 + 5 yes noc. 2x - 3 yes nod. 4x2 - 9 yes no

Question 12 information reference tables look at each expression. is it a factor of 8x4 + 2x2 - 45 when this expression is fully factored? select yes or no for expressions a -

d.

a. 2x2 + 3 yes no

b. 2x2 + 5 yes no

c. 2x - 3 yes no

d. 4x2 - 9 yes no