Question

FAN AND MEDAL
Jeremiah is factoring 0.64t^24 – 9 by using the rule a^2 – b^2 = (a + b)(a – b). What will he use for the value of a?

Answer 1

A 0.08t^12

B 0.8t^12

C 0.64

D 0.8

Answer 2

So basically 0.64t^24 – 9=a^2-b^2=(a+b)(a-b)

Which number squared gives 0.64t^24
Compare and get your answer.

Answer 3

a

Answer 4

Nope 0.08*0.08=.0064