Which expression is equivalent to (z+4)(z−4)?( 1 point)
Responses
2z2-z2-8
2 from squared minus from squared minus 8
Z2+4z-4z−16
With squared plus 4 with minus 4 with minus 16
Z(z)+4z(z)-4(4)
Z left parenthesis z right parenthesis plus 4 z left parenthesis z right parenthesis minus 4 left parenthesis 4 right parenthesis
Z2-8z−16
1 answer
The expression equivalent to (z+4)(z-4) is z^2 - 8z - 16.