

Multiply complex numbers 5+6i and 5-6i in the same way as you multiply binomials.

By definition, i² is -1.

Do the multiplications.

Now cancel -30i & +30i

Now the equation becomes

________
Hope it helps.
ŕάίήвόώşάĻţ2²2²
She distributed the 4 to the 2x-1, giving her 9+ 8x -4. she subtracted 8x from both sides leaving her with 4=9-4 which is the same as 4=5
Gina spent $3.45 in total. amy spent $3.43 in total. so gina spent more money and she spent 2 cents more
160 inches long
40 + 40 gets you 80 add that with another 80 since the other two sides will add up to that then you’ll have yourself 160