Question

a2-a-20 Factor completely. The 2 is an exponent.

Answer 1

a x a - a - 20

Answer 2

each power is how many times you multiply that varriable

Answer 3

It says to place the factors on the grid and a 4 is in the 9th slot.

Answer 4

what are two numbers that multiply to give you 20 but add to give you -1/

Answer 5

think about that.

Answer 6

they want it factored that far??

Answer 7

Yes.

Answer 8

So, @FlufflePuffle ?

Answer 9

-5 and 4 give you -20 and add up to give you -1 but we need it factored completely. We need to know what to do with the A's.

Answer 10

We will get there.

Answer 11

a x a - a should be already factored

Answer 12

A times A?

Answer 13

so just split the two a's.

Answer 14

jhanny, it is quite hard to tech how to factor on this website, isn't it?

Answer 15

you've already got your two factors, -4 and -5, plug those in